Home / 5,446.32-8,158.77-3,591.78

Finding the Fourth Proportional to 5,446.32, 8,158.77 and 3,591.78

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Solution

The fourth proportional to 5,446.32, 8,158.77 and 3,591.78 is: 5,380.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,446.32 : 8,158.77 = 3,591.78 : x
  2. Step 2: Convert to fraction form
    5,446.32/8,158.77 = 3,591.78/x
  3. Step 3: Cross multiply
    5,446.32x = 8,158.77 × 3,591.78
  4. Step 4: Simplify right side
    5,446.32x = 29,304,506.91
  5. Step 5: Solve for x
    x = 29,304,506.91/5,446.32
  6. Step 6: Final answer
    x = 5,380.61

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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.