Home / 11,372.28-15,694.89-6,337.32

Finding the Fourth Proportional to 11,372.28, 15,694.89 and 6,337.32

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Solution

The fourth proportional to 11,372.28, 15,694.89 and 6,337.32 is: 8,746.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,372.28 : 15,694.89 = 6,337.32 : x
  2. Step 2: Convert to fraction form
    11,372.28/15,694.89 = 6,337.32/x
  3. Step 3: Cross multiply
    11,372.28x = 15,694.89 × 6,337.32
  4. Step 4: Simplify right side
    11,372.28x = 99,463,540.29
  5. Step 5: Solve for x
    x = 99,463,540.29/11,372.28
  6. Step 6: Final answer
    x = 8,746.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.