Home / 3,581.43-5,375.79-2,407.74

Finding the Fourth Proportional to 3,581.43, 5,375.79 and 2,407.74

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Solution

The fourth proportional to 3,581.43, 5,375.79 and 2,407.74 is: 3,614.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.43 : 5,375.79 = 2,407.74 : x
  2. Step 2: Convert to fraction form
    3,581.43/5,375.79 = 2,407.74/x
  3. Step 3: Cross multiply
    3,581.43x = 5,375.79 × 2,407.74
  4. Step 4: Simplify right side
    3,581.43x = 12,943,504.61
  5. Step 5: Solve for x
    x = 12,943,504.61/3,581.43
  6. Step 6: Final answer
    x = 3,614.06

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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.