1.) ¹²/₉ = ⁴/₃ Simplify the fraction so it’s easier to work with. 2.) ⁴/₃ = ⁸/x Make ⁴/₃ equal to ⁸/x because since you want to find the new width, you need to make it equal to a new fraction. 3.) 4x = 24 Cross multiply. 4.) x = 6 Divide each side by 4.