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Finding the Fourth Proportional to 2,267.88, 3,393.60 and 1,343.88

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Solution

The fourth proportional to 2,267.88, 3,393.60 and 1,343.88 is: 2,010.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,267.88 : 3,393.60 = 1,343.88 : x
  2. Step 2: Convert to fraction form
    2,267.88/3,393.60 = 1,343.88/x
  3. Step 3: Cross multiply
    2,267.88x = 3,393.60 × 1,343.88
  4. Step 4: Simplify right side
    2,267.88x = 4,560,591.17
  5. Step 5: Solve for x
    x = 4,560,591.17/2,267.88
  6. Step 6: Final answer
    x = 2,010.95

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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.