Home / 540-1,160

Finding the Third Proportional to 540 and 1,160

Calculator

Solution

The third proportional to 540 and 1,160 is: 2,491.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    540 : 1,160 = 1,160 : x
  2. Step 2: Convert to fraction form
    540/1,160 = 1,160/x
  3. Step 3: Cross multiply
    540x = 1,160 × 1,160
  4. Step 4: Simplify right side
    540x = 1,345,600
  5. Step 5: Solve for x
    x = 1,345,600/540
  6. Step 6: Final answer
    x = 2,491.85

Related Problems

Find third proportional to 270 and 580
Half scale
Find third proportional to 1,080 and 2,320
Double scale
Find third proportional to 542 and 1,164
Similar ratio
Find third proportional to 810 and 1,740
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.