Home / 3,524.20-5,286.30-927.14

Finding the Fourth Proportional to 3,524.20, 5,286.30 and 927.14

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Solution

The fourth proportional to 3,524.20, 5,286.30 and 927.14 is: 1,390.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,524.20 : 5,286.30 = 927.14 : x
  2. Step 2: Convert to fraction form
    3,524.20/5,286.30 = 927.14/x
  3. Step 3: Cross multiply
    3,524.20x = 5,286.30 × 927.14
  4. Step 4: Simplify right side
    3,524.20x = 4,901,140.18
  5. Step 5: Solve for x
    x = 4,901,140.18/3,524.20
  6. Step 6: Final answer
    x = 1,390.71

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Similar ratio
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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.