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Finding the Fourth Proportional to 3,326.28, 4,974.24 and 2,494.02

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Solution

The fourth proportional to 3,326.28, 4,974.24 and 2,494.02 is: 3,729.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,326.28 : 4,974.24 = 2,494.02 : x
  2. Step 2: Convert to fraction form
    3,326.28/4,974.24 = 2,494.02/x
  3. Step 3: Cross multiply
    3,326.28x = 4,974.24 × 2,494.02
  4. Step 4: Simplify right side
    3,326.28x = 12,405,854.04
  5. Step 5: Solve for x
    x = 12,405,854.04/3,326.28
  6. Step 6: Final answer
    x = 3,729.65

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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.