Home / 5,720-8,914

Finding the Third Proportional to 5,720 and 8,914

Calculator

Solution

The third proportional to 5,720 and 8,914 is: 13,891.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,720 : 8,914 = 8,914 : x
  2. Step 2: Convert to fraction form
    5,720/8,914 = 8,914/x
  3. Step 3: Cross multiply
    5,720x = 8,914 × 8,914
  4. Step 4: Simplify right side
    5,720x = 79,459,396
  5. Step 5: Solve for x
    x = 79,459,396/5,720
  6. Step 6: Final answer
    x = 13,891.50

Related Problems

Find third proportional to 2,860 and 4,457
Half scale
Find third proportional to 11,440 and 17,828
Double scale
Find third proportional to 5,722 and 8,917
Similar ratio
Find third proportional to 8,580 and 13,371
1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.