Home / 6,414.62-9,614.57-3,449.57

Finding the Fourth Proportional to 6,414.62, 9,614.57 and 3,449.57

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Solution

The fourth proportional to 6,414.62, 9,614.57 and 3,449.57 is: 5,170.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,414.62 : 9,614.57 = 3,449.57 : x
  2. Step 2: Convert to fraction form
    6,414.62/9,614.57 = 3,449.57/x
  3. Step 3: Cross multiply
    6,414.62x = 9,614.57 × 3,449.57
  4. Step 4: Simplify right side
    6,414.62x = 33,166,066.91
  5. Step 5: Solve for x
    x = 33,166,066.91/6,414.62
  6. Step 6: Final answer
    x = 5,170.39

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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.