Home / 4,781.38-7,165.09-3,397.41

Finding the Fourth Proportional to 4,781.38, 7,165.09 and 3,397.41

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Solution

The fourth proportional to 4,781.38, 7,165.09 and 3,397.41 is: 5,091.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,781.38 : 7,165.09 = 3,397.41 : x
  2. Step 2: Convert to fraction form
    4,781.38/7,165.09 = 3,397.41/x
  3. Step 3: Cross multiply
    4,781.38x = 7,165.09 × 3,397.41
  4. Step 4: Simplify right side
    4,781.38x = 24,342,748.42
  5. Step 5: Solve for x
    x = 24,342,748.42/4,781.38
  6. Step 6: Final answer
    x = 5,091.16

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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.