Solve the proportion: 3/x=15/45​

Answer:[tex]x = 9[/tex]Step-by-step explanation:1 ) Cross-multiply...[tex]\frac{3}{x}[/tex] ÷ [tex]\frac{15}{45}[/tex][tex]3[/tex] × [tex]45 = 15[/tex] × [tex]x[/tex][tex]135=15x[/tex]2 ) Flip the equation...[tex]15x=135[/tex]3 ) Divide both sides by 15...[tex]\frac{15x}{15}[/tex] = [tex]\frac{135}{15}[/tex][tex]x = 9[/tex]Hope this helps! :)

The answer is 9.Since you cross multiply 3 times 45 which is 135. Then divide 135 by 15