Home / 5,026.38-7,527-3,171.90

Finding the Fourth Proportional to 5,026.38, 7,527 and 3,171.90

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Solution

The fourth proportional to 5,026.38, 7,527 and 3,171.90 is: 4,749.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,026.38 : 7,527 = 3,171.90 : x
  2. Step 2: Convert to fraction form
    5,026.38/7,527 = 3,171.90/x
  3. Step 3: Cross multiply
    5,026.38x = 7,527 × 3,171.90
  4. Step 4: Simplify right side
    5,026.38x = 23,874,891.30
  5. Step 5: Solve for x
    x = 23,874,891.30/5,026.38
  6. Step 6: Final answer
    x = 4,749.92

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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.