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Finding the Fourth Proportional to 5,726.35, 8,593.17 and 5,679.47

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Solution

The fourth proportional to 5,726.35, 8,593.17 and 5,679.47 is: 8,522.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,726.35 : 8,593.17 = 5,679.47 : x
  2. Step 2: Convert to fraction form
    5,726.35/8,593.17 = 5,679.47/x
  3. Step 3: Cross multiply
    5,726.35x = 8,593.17 × 5,679.47
  4. Step 4: Simplify right side
    5,726.35x = 48,804,672.70
  5. Step 5: Solve for x
    x = 48,804,672.70/5,726.35
  6. Step 6: Final answer
    x = 8,522.83

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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.