$22: AJ on Bubble - You Push This Flop?

[FakeKramer]

***** Hand History for Game 2800937989 *****
NL Texas Hold'em $20 Buy-in + $2 Entry Fee Trny:16201927 Level:5 Blinds(75/150) - Friday, September 30, 12:18:07 EDT 2005
Table Table 14000 (Real Money)
Seat 10 is the button
Total number of players : 4
Seat 2: KT82X ( $2005 )
Seat 3: ghostwriterx ( $1695 )
Seat 5: GeorgLarsson ( $2875 )
Seat 10: TheRoyalWee ( $1425 )
Trny:16201927 Level:5
Blinds(75/150)
** Dealing down cards **
Dealt to TheRoyalWee [ As Jd ]
GeorgLarsson folds.
TheRoyalWee raises [400].
KT82X calls [325].
ghostwriterx folds.
** Dealing Flop ** [ 7d, 4h, 6s ]
KT82X checks.
TheRoyalWee is all-In [1025]


This was another one of those "not sure what I should do" sorta situations, so I just pushed all in. I really feel like this is a leak in my game. What would you guys have done?