The cheeks look fine. Yes, they are not as dense as other areas, but that is true with most guys especially younger ones. But it looks great even with what you have, so don't be overly worried about it. People will see you as a bearded young man, not a teen trying to grow scruff. Trust me on this.

Patience shall be rewarded!

New beard growers: Check out the Rules of Beard Acquisition.
To upload and post pictures, here is a tutorial.
Do you believe in these Common Beard Myths?