Question

what's two ratios that are equivalent to 4:11

Answer 1

Here are a few ratios that are equivalent to  4 : 11  . . . . .

8 : 22
12 : 33
20 : 55
400 : 1100
308 : 847
4 billion : 11 billion

Answer 2

U can find many.
4/11 x 2/2=8/22 ie 8:22
4/11x 10/10 = 40/110