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Finding the Fourth Proportional to 3,257.32, 4,877.68 and 1,794.88

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Solution

The fourth proportional to 3,257.32, 4,877.68 and 1,794.88 is: 2,687.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,257.32 : 4,877.68 = 1,794.88 : x
  2. Step 2: Convert to fraction form
    3,257.32/4,877.68 = 1,794.88/x
  3. Step 3: Cross multiply
    3,257.32x = 4,877.68 × 1,794.88
  4. Step 4: Simplify right side
    3,257.32x = 8,754,850.28
  5. Step 5: Solve for x
    x = 8,754,850.28/3,257.32
  6. Step 6: Final answer
    x = 2,687.75

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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.