Home / 2,327-3,211.20-1,332.44

Finding the Fourth Proportional to 2,327, 3,211.20 and 1,332.44

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Solution

The fourth proportional to 2,327, 3,211.20 and 1,332.44 is: 1,838.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327 : 3,211.20 = 1,332.44 : x
  2. Step 2: Convert to fraction form
    2,327/3,211.20 = 1,332.44/x
  3. Step 3: Cross multiply
    2,327x = 3,211.20 × 1,332.44
  4. Step 4: Simplify right side
    2,327x = 4,278,731.33
  5. Step 5: Solve for x
    x = 4,278,731.33/2,327
  6. Step 6: Final answer
    x = 1,838.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.