Home / 3,724.52-5,587.58-1,127.66

Finding the Fourth Proportional to 3,724.52, 5,587.58 and 1,127.66

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Solution

The fourth proportional to 3,724.52, 5,587.58 and 1,127.66 is: 1,691.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.52 : 5,587.58 = 1,127.66 : x
  2. Step 2: Convert to fraction form
    3,724.52/5,587.58 = 1,127.66/x
  3. Step 3: Cross multiply
    3,724.52x = 5,587.58 × 1,127.66
  4. Step 4: Simplify right side
    3,724.52x = 6,300,865.34
  5. Step 5: Solve for x
    x = 6,300,865.34/3,724.52
  6. Step 6: Final answer
    x = 1,691.73

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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.