Home / 2,729.52-4,092.14-1,268.48

Finding the Fourth Proportional to 2,729.52, 4,092.14 and 1,268.48

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Solution

The fourth proportional to 2,729.52, 4,092.14 and 1,268.48 is: 1,901.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729.52 : 4,092.14 = 1,268.48 : x
  2. Step 2: Convert to fraction form
    2,729.52/4,092.14 = 1,268.48/x
  3. Step 3: Cross multiply
    2,729.52x = 4,092.14 × 1,268.48
  4. Step 4: Simplify right side
    2,729.52x = 5,190,770.94
  5. Step 5: Solve for x
    x = 5,190,770.94/2,729.52
  6. Step 6: Final answer
    x = 1,901.72

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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.