Home / 3,724.94-5,588.22-1,127.81

Finding the Fourth Proportional to 3,724.94, 5,588.22 and 1,127.81

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Solution

The fourth proportional to 3,724.94, 5,588.22 and 1,127.81 is: 1,691.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,724.94 : 5,588.22 = 1,127.81 : x
  2. Step 2: Convert to fraction form
    3,724.94/5,588.22 = 1,127.81/x
  3. Step 3: Cross multiply
    3,724.94x = 5,588.22 × 1,127.81
  4. Step 4: Simplify right side
    3,724.94x = 6,302,468.60
  5. Step 5: Solve for x
    x = 6,302,468.60/3,724.94
  6. Step 6: Final answer
    x = 1,691.96

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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.