Home / 3,382.11-5,073.53-916.97

Finding the Fourth Proportional to 3,382.11, 5,073.53 and 916.97

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Solution

The fourth proportional to 3,382.11, 5,073.53 and 916.97 is: 1,375.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,382.11 : 5,073.53 = 916.97 : x
  2. Step 2: Convert to fraction form
    3,382.11/5,073.53 = 916.97/x
  3. Step 3: Cross multiply
    3,382.11x = 5,073.53 × 916.97
  4. Step 4: Simplify right side
    3,382.11x = 4,652,244.85
  5. Step 5: Solve for x
    x = 4,652,244.85/3,382.11
  6. Step 6: Final answer
    x = 1,375.55

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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.