Home / 5,169.78-7,754.49-2,248.09

Finding the Fourth Proportional to 5,169.78, 7,754.49 and 2,248.09

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Solution

The fourth proportional to 5,169.78, 7,754.49 and 2,248.09 is: 3,372.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,169.78 : 7,754.49 = 2,248.09 : x
  2. Step 2: Convert to fraction form
    5,169.78/7,754.49 = 2,248.09/x
  3. Step 3: Cross multiply
    5,169.78x = 7,754.49 × 2,248.09
  4. Step 4: Simplify right side
    5,169.78x = 17,432,791.42
  5. Step 5: Solve for x
    x = 17,432,791.42/5,169.78
  6. Step 6: Final answer
    x = 3,372.06

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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.