Home / 5,560-7,724

Finding the Third Proportional to 5,560 and 7,724

Calculator

Solution

The third proportional to 5,560 and 7,724 is: 10,730.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,560 : 7,724 = 7,724 : x
  2. Step 2: Convert to fraction form
    5,560/7,724 = 7,724/x
  3. Step 3: Cross multiply
    5,560x = 7,724 × 7,724
  4. Step 4: Simplify right side
    5,560x = 59,660,176
  5. Step 5: Solve for x
    x = 59,660,176/5,560
  6. Step 6: Final answer
    x = 10,730.25

Related Problems

Find third proportional to 2,780 and 3,862
Half scale
Find third proportional to 11,120 and 15,448
Double scale
Find third proportional to 5,562 and 7,727
Similar ratio
Find third proportional to 8,340 and 11,586
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.