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Finding the Fourth Proportional to 5,573.73, 7,691.79 and 3,805.29

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Solution

The fourth proportional to 5,573.73, 7,691.79 and 3,805.29 is: 5,251.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,573.73 : 7,691.79 = 3,805.29 : x
  2. Step 2: Convert to fraction form
    5,573.73/7,691.79 = 3,805.29/x
  3. Step 3: Cross multiply
    5,573.73x = 7,691.79 × 3,805.29
  4. Step 4: Simplify right side
    5,573.73x = 29,269,491.57
  5. Step 5: Solve for x
    x = 29,269,491.57/5,573.73
  6. Step 6: Final answer
    x = 5,251.33

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.