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Finding the Fourth Proportional to 3,934.52, 5,901.79 and 3,693.95

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Solution

The fourth proportional to 3,934.52, 5,901.79 and 3,693.95 is: 5,540.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.52 : 5,901.79 = 3,693.95 : x
  2. Step 2: Convert to fraction form
    3,934.52/5,901.79 = 3,693.95/x
  3. Step 3: Cross multiply
    3,934.52x = 5,901.79 × 3,693.95
  4. Step 4: Simplify right side
    3,934.52x = 21,800,930.29
  5. Step 5: Solve for x
    x = 21,800,930.29/3,934.52
  6. Step 6: Final answer
    x = 5,540.93

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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.