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Finding the Fourth Proportional to 5,569.68, 8,358.57 and 4,487.13

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Solution

The fourth proportional to 5,569.68, 8,358.57 and 4,487.13 is: 6,733.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,569.68 : 8,358.57 = 4,487.13 : x
  2. Step 2: Convert to fraction form
    5,569.68/8,358.57 = 4,487.13/x
  3. Step 3: Cross multiply
    5,569.68x = 8,358.57 × 4,487.13
  4. Step 4: Simplify right side
    5,569.68x = 37,505,990.20
  5. Step 5: Solve for x
    x = 37,505,990.20/5,569.68
  6. Step 6: Final answer
    x = 6,733.96

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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.