Most Helpful Guy
Depends on his age and who he lives with. If you are both under 18 and living with parents then even though he will want to fuck you, he probably won't force himself upon you or be expecting sex. If he is older than 22 though and lives out of home, then on a 4th date he might except sex.
Most Helpful Girl
It is likely he has more intentions but it's hard to tell from the information you've provided