<pre><?php

$source = array(
	array(
		'Imports' => array(
		1.00,2.00,1.00, 9.00),
		'Page' => array(
		1,4,5,6),
		'Key' => array(
		1,22,88,3)
	)
);

print_r($source);
$dest = array();
foreach($source as $key => $src) {
	foreach($src as $typeKey => $typeArr) {
		foreach($typeArr as $index => $val){
			$dest[$key][$index][$typeKey] = $val;
		}	
	}
}

print_r($dest);



?>
</pre>

<pre>Array
(
    [0] => Array
        (
            [Imports] => Array
                (
                    [0] => 1
                    [1] => 2
                    [2] => 1
                    [3] => 9
                )

            [Page] => Array
                (
                    [0] => 1
                    [1] => 4
                    [2] => 5
                    [3] => 6
                )

            [Key] => Array
                (
                    [0] => 1
                    [1] => 22
                    [2] => 88
                    [3] => 3
                )

        )

)
Array
(
    [0] => Array
        (
            [0] => Array
                (
                    [Imports] => 1
                    [Page] => 1
                    [Key] => 1
                )

            [1] => Array
                (
                    [Imports] => 2
                    [Page] => 4
                    [Key] => 22
                )

            [2] => Array
                (
                    [Imports] => 1
                    [Page] => 5
                    [Key] => 88
                )

            [3] => Array
                (
                    [Imports] => 9
                    [Page] => 6
                    [Key] => 3
                )

        )

)
</pre>