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Finding the Fourth Proportional to 4,502.97, 6,754.50 and 1,581.21

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Solution

The fourth proportional to 4,502.97, 6,754.50 and 1,581.21 is: 2,371.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,502.97 : 6,754.50 = 1,581.21 : x
  2. Step 2: Convert to fraction form
    4,502.97/6,754.50 = 1,581.21/x
  3. Step 3: Cross multiply
    4,502.97x = 6,754.50 × 1,581.21
  4. Step 4: Simplify right side
    4,502.97x = 10,680,282.95
  5. Step 5: Solve for x
    x = 10,680,282.95/4,502.97
  6. Step 6: Final answer
    x = 2,371.83

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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.