Home / 3,924.32-5,414.56-2,352

Finding the Fourth Proportional to 3,924.32, 5,414.56 and 2,352

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Solution

The fourth proportional to 3,924.32, 5,414.56 and 2,352 is: 3,245.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,924.32 : 5,414.56 = 2,352 : x
  2. Step 2: Convert to fraction form
    3,924.32/5,414.56 = 2,352/x
  3. Step 3: Cross multiply
    3,924.32x = 5,414.56 × 2,352
  4. Step 4: Simplify right side
    3,924.32x = 12,735,045.12
  5. Step 5: Solve for x
    x = 12,735,045.12/3,924.32
  6. Step 6: Final answer
    x = 3,245.16

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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.