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Finding the Fourth Proportional to 3,934.97, 5,900.57 and 2,291.99

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Solution

The fourth proportional to 3,934.97, 5,900.57 and 2,291.99 is: 3,436.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,934.97 : 5,900.57 = 2,291.99 : x
  2. Step 2: Convert to fraction form
    3,934.97/5,900.57 = 2,291.99/x
  3. Step 3: Cross multiply
    3,934.97x = 5,900.57 × 2,291.99
  4. Step 4: Simplify right side
    3,934.97x = 13,524,006.47
  5. Step 5: Solve for x
    x = 13,524,006.47/3,934.97
  6. Step 6: Final answer
    x = 3,436.88

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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.