Home / 3,456.25-5,187.49-2,342.97

Finding the Fourth Proportional to 3,456.25, 5,187.49 and 2,342.97

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Solution

The fourth proportional to 3,456.25, 5,187.49 and 2,342.97 is: 3,516.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,456.25 : 5,187.49 = 2,342.97 : x
  2. Step 2: Convert to fraction form
    3,456.25/5,187.49 = 2,342.97/x
  3. Step 3: Cross multiply
    3,456.25x = 5,187.49 × 2,342.97
  4. Step 4: Simplify right side
    3,456.25x = 12,154,127.59
  5. Step 5: Solve for x
    x = 12,154,127.59/3,456.25
  6. Step 6: Final answer
    x = 3,516.57

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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.