The scale factor for two similar triangles is 4 : 3. The perimeter of the smaller triangle is 12. What is the perimeter of the larger triangle

Answer 1

4/3 = x/12

Solve for x.

Answer 2

4/3=x/12
4*12/3=x
48/3=x
16=x

Answer 3

The figures are similar, and the ratio of the perimeters is 2 : 5. Find x.