Home / 5,524.46-8,286.72-3,679.21

Finding the Fourth Proportional to 5,524.46, 8,286.72 and 3,679.21

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Solution

The fourth proportional to 5,524.46, 8,286.72 and 3,679.21 is: 5,518.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,524.46 : 8,286.72 = 3,679.21 : x
  2. Step 2: Convert to fraction form
    5,524.46/8,286.72 = 3,679.21/x
  3. Step 3: Cross multiply
    5,524.46x = 8,286.72 × 3,679.21
  4. Step 4: Simplify right side
    5,524.46x = 30,488,583.09
  5. Step 5: Solve for x
    x = 30,488,583.09/5,524.46
  6. Step 6: Final answer
    x = 5,518.83

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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.