Home / 2,327.29-3,211.63-1,332.55

Finding the Fourth Proportional to 2,327.29, 3,211.63 and 1,332.55

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Solution

The fourth proportional to 2,327.29, 3,211.63 and 1,332.55 is: 1,838.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,327.29 : 3,211.63 = 1,332.55 : x
  2. Step 2: Convert to fraction form
    2,327.29/3,211.63 = 1,332.55/x
  3. Step 3: Cross multiply
    2,327.29x = 3,211.63 × 1,332.55
  4. Step 4: Simplify right side
    2,327.29x = 4,279,657.56
  5. Step 5: Solve for x
    x = 4,279,657.56/2,327.29
  6. Step 6: Final answer
    x = 1,838.90

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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.