To round 11287 to the nearest 10000, we need to look at the digit in the thousands place, which is 1. The digit to the right of the thousands place is 1, which is less than 5, so we round down. Therefore, rounding 11287 to the nearest 10000 gives us 10000.
Alright, buckle up, buttercup. Round 11287 to the nearest 10000 and you get... drumroll... 10000! Yep, that's right, no need for fancy math here. Just lop off everything after the first digit, and you're good to go. You're welcome.