Home / 5,414.32-7,474.50-3,426.88

Finding the Fourth Proportional to 5,414.32, 7,474.50 and 3,426.88

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Solution

The fourth proportional to 5,414.32, 7,474.50 and 3,426.88 is: 4,730.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,414.32 : 7,474.50 = 3,426.88 : x
  2. Step 2: Convert to fraction form
    5,414.32/7,474.50 = 3,426.88/x
  3. Step 3: Cross multiply
    5,414.32x = 7,474.50 × 3,426.88
  4. Step 4: Simplify right side
    5,414.32x = 25,614,214.56
  5. Step 5: Solve for x
    x = 25,614,214.56/5,414.32
  6. Step 6: Final answer
    x = 4,730.83

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1.5x scale

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.