Home / 3,672.38-5,067.54-2,180.04

Finding the Fourth Proportional to 3,672.38, 5,067.54 and 2,180.04

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Solution

The fourth proportional to 3,672.38, 5,067.54 and 2,180.04 is: 3,008.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,672.38 : 5,067.54 = 2,180.04 : x
  2. Step 2: Convert to fraction form
    3,672.38/5,067.54 = 2,180.04/x
  3. Step 3: Cross multiply
    3,672.38x = 5,067.54 × 2,180.04
  4. Step 4: Simplify right side
    3,672.38x = 11,047,439.90
  5. Step 5: Solve for x
    x = 11,047,439.90/3,672.38
  6. Step 6: Final answer
    x = 3,008.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.