Home / 5,691.13-8,536.61-3,470.62

Finding the Fourth Proportional to 5,691.13, 8,536.61 and 3,470.62

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Solution

The fourth proportional to 5,691.13, 8,536.61 and 3,470.62 is: 5,205.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,691.13 : 8,536.61 = 3,470.62 : x
  2. Step 2: Convert to fraction form
    5,691.13/8,536.61 = 3,470.62/x
  3. Step 3: Cross multiply
    5,691.13x = 8,536.61 × 3,470.62
  4. Step 4: Simplify right side
    5,691.13x = 29,627,286.72
  5. Step 5: Solve for x
    x = 29,627,286.72/5,691.13
  6. Step 6: Final answer
    x = 5,205.87

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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.