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Finding the Fourth Proportional to 4,491.46, 6,737.19 and 2,932.75

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Solution

The fourth proportional to 4,491.46, 6,737.19 and 2,932.75 is: 4,399.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,491.46 : 6,737.19 = 2,932.75 : x
  2. Step 2: Convert to fraction form
    4,491.46/6,737.19 = 2,932.75/x
  3. Step 3: Cross multiply
    4,491.46x = 6,737.19 × 2,932.75
  4. Step 4: Simplify right side
    4,491.46x = 19,758,493.97
  5. Step 5: Solve for x
    x = 19,758,493.97/4,491.46
  6. Step 6: Final answer
    x = 4,399.13

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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.