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Finding the Fourth Proportional to 5,371.68, 8,060 and 2,450.88

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Solution

The fourth proportional to 5,371.68, 8,060 and 2,450.88 is: 3,677.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,371.68 : 8,060 = 2,450.88 : x
  2. Step 2: Convert to fraction form
    5,371.68/8,060 = 2,450.88/x
  3. Step 3: Cross multiply
    5,371.68x = 8,060 × 2,450.88
  4. Step 4: Simplify right side
    5,371.68x = 19,754,092.80
  5. Step 5: Solve for x
    x = 19,754,092.80/5,371.68
  6. Step 6: Final answer
    x = 3,677.45

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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.