If you only have 3 people can you still go on the 4 person slides?

You can even go with only 2!

Yes u can

Yes they require at least 2 people to go down the 4 seater tube slides

yes. the larger 4 person tube ride also has weight limits. I have ridden with three people before

My son and I go two up on the four person slide ;-)

Yes you can go on both of the 4 person slides with only 3 people

Yes, I saw a few signs that said 3 or 4 per tube. Those slides were our favs!