Home / 3,874.32-5,811.78-2,324.88

Finding the Fourth Proportional to 3,874.32, 5,811.78 and 2,324.88

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Solution

The fourth proportional to 3,874.32, 5,811.78 and 2,324.88 is: 3,487.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,874.32 : 5,811.78 = 2,324.88 : x
  2. Step 2: Convert to fraction form
    3,874.32/5,811.78 = 2,324.88/x
  3. Step 3: Cross multiply
    3,874.32x = 5,811.78 × 2,324.88
  4. Step 4: Simplify right side
    3,874.32x = 13,511,691.09
  5. Step 5: Solve for x
    x = 13,511,691.09/3,874.32
  6. Step 6: Final answer
    x = 3,487.50

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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.