Home / 5,475.38-8,213.87-2,552.09

Finding the Fourth Proportional to 5,475.38, 8,213.87 and 2,552.09

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Solution

The fourth proportional to 5,475.38, 8,213.87 and 2,552.09 is: 3,828.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,475.38 : 8,213.87 = 2,552.09 : x
  2. Step 2: Convert to fraction form
    5,475.38/8,213.87 = 2,552.09/x
  3. Step 3: Cross multiply
    5,475.38x = 8,213.87 × 2,552.09
  4. Step 4: Simplify right side
    5,475.38x = 20,962,500.80
  5. Step 5: Solve for x
    x = 20,962,500.80/5,475.38
  6. Step 6: Final answer
    x = 3,828.51

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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.