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Finding the Fourth Proportional to 3,397.88, 5,096.24 and 932.15

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Solution

The fourth proportional to 3,397.88, 5,096.24 and 932.15 is: 1,398.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,397.88 : 5,096.24 = 932.15 : x
  2. Step 2: Convert to fraction form
    3,397.88/5,096.24 = 932.15/x
  3. Step 3: Cross multiply
    3,397.88x = 5,096.24 × 932.15
  4. Step 4: Simplify right side
    3,397.88x = 4,750,429.97
  5. Step 5: Solve for x
    x = 4,750,429.97/3,397.88
  6. Step 6: Final answer
    x = 1,398.06

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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.