Home / 10,434.08-15,654.62-3,414.42

Finding the Fourth Proportional to 10,434.08, 15,654.62 and 3,414.42

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Solution

The fourth proportional to 10,434.08, 15,654.62 and 3,414.42 is: 5,122.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,434.08 : 15,654.62 = 3,414.42 : x
  2. Step 2: Convert to fraction form
    10,434.08/15,654.62 = 3,414.42/x
  3. Step 3: Cross multiply
    10,434.08x = 15,654.62 × 3,414.42
  4. Step 4: Simplify right side
    10,434.08x = 53,451,447.62
  5. Step 5: Solve for x
    x = 53,451,447.62/10,434.08
  6. Step 6: Final answer
    x = 5,122.78

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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.