Home / 3,414.38-5,121.68-2,673.29

Finding the Fourth Proportional to 3,414.38, 5,121.68 and 2,673.29

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Solution

The fourth proportional to 3,414.38, 5,121.68 and 2,673.29 is: 4,010.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.38 : 5,121.68 = 2,673.29 : x
  2. Step 2: Convert to fraction form
    3,414.38/5,121.68 = 2,673.29/x
  3. Step 3: Cross multiply
    3,414.38x = 5,121.68 × 2,673.29
  4. Step 4: Simplify right side
    3,414.38x = 13,691,735.36
  5. Step 5: Solve for x
    x = 13,691,735.36/3,414.38
  6. Step 6: Final answer
    x = 4,010.03

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1.5x scale

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.