Home / 10,560.28-15,832.60-6,399.29

Finding the Fourth Proportional to 10,560.28, 15,832.60 and 6,399.29

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Solution

The fourth proportional to 10,560.28, 15,832.60 and 6,399.29 is: 9,594.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,560.28 : 15,832.60 = 6,399.29 : x
  2. Step 2: Convert to fraction form
    10,560.28/15,832.60 = 6,399.29/x
  3. Step 3: Cross multiply
    10,560.28x = 15,832.60 × 6,399.29
  4. Step 4: Simplify right side
    10,560.28x = 101,317,398.85
  5. Step 5: Solve for x
    x = 101,317,398.85/10,560.28
  6. Step 6: Final answer
    x = 9,594.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.