Home / 5,454.42-8,170.91-3,599.87

Finding the Fourth Proportional to 5,454.42, 8,170.91 and 3,599.87

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Solution

The fourth proportional to 5,454.42, 8,170.91 and 3,599.87 is: 5,392.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,454.42 : 8,170.91 = 3,599.87 : x
  2. Step 2: Convert to fraction form
    5,454.42/8,170.91 = 3,599.87/x
  3. Step 3: Cross multiply
    5,454.42x = 8,170.91 × 3,599.87
  4. Step 4: Simplify right side
    5,454.42x = 29,414,154.93
  5. Step 5: Solve for x
    x = 29,414,154.93/5,454.42
  6. Step 6: Final answer
    x = 5,392.72

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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.