Home / 3,724.93-5,587.41-1,127.89

Finding the Fourth Proportional to 3,724.93, 5,587.41 and 1,127.89

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Solution

The fourth proportional to 3,724.93, 5,587.41 and 1,127.89 is: 1,691.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.93 : 5,587.41 = 1,127.89 : x
  2. Step 2: Convert to fraction form
    3,724.93/5,587.41 = 1,127.89/x
  3. Step 3: Cross multiply
    3,724.93x = 5,587.41 × 1,127.89
  4. Step 4: Simplify right side
    3,724.93x = 6,301,983.86
  5. Step 5: Solve for x
    x = 6,301,983.86/3,724.93
  6. Step 6: Final answer
    x = 1,691.84

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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.