Home / 5,327.28-7,996.68-2,251.44

Finding the Fourth Proportional to 5,327.28, 7,996.68 and 2,251.44

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Solution

The fourth proportional to 5,327.28, 7,996.68 and 2,251.44 is: 3,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,327.28 : 7,996.68 = 2,251.44 : x
  2. Step 2: Convert to fraction form
    5,327.28/7,996.68 = 2,251.44/x
  3. Step 3: Cross multiply
    5,327.28x = 7,996.68 × 2,251.44
  4. Step 4: Simplify right side
    5,327.28x = 18,004,045.22
  5. Step 5: Solve for x
    x = 18,004,045.22/5,327.28
  6. Step 6: Final answer
    x = 3,379.59

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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.