Home / 5,149.14-7,724.06-2,551.38

Finding the Fourth Proportional to 5,149.14, 7,724.06 and 2,551.38

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Solution

The fourth proportional to 5,149.14, 7,724.06 and 2,551.38 is: 3,827.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,149.14 : 7,724.06 = 2,551.38 : x
  2. Step 2: Convert to fraction form
    5,149.14/7,724.06 = 2,551.38/x
  3. Step 3: Cross multiply
    5,149.14x = 7,724.06 × 2,551.38
  4. Step 4: Simplify right side
    5,149.14x = 19,707,012.20
  5. Step 5: Solve for x
    x = 19,707,012.20/5,149.14
  6. Step 6: Final answer
    x = 3,827.24

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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.