Home / 2,098.29-3,146.97-1,273.61

Finding the Fourth Proportional to 2,098.29, 3,146.97 and 1,273.61

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Solution

The fourth proportional to 2,098.29, 3,146.97 and 1,273.61 is: 1,910.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098.29 : 3,146.97 = 1,273.61 : x
  2. Step 2: Convert to fraction form
    2,098.29/3,146.97 = 1,273.61/x
  3. Step 3: Cross multiply
    2,098.29x = 3,146.97 × 1,273.61
  4. Step 4: Simplify right side
    2,098.29x = 4,007,996.73
  5. Step 5: Solve for x
    x = 4,007,996.73/2,098.29
  6. Step 6: Final answer
    x = 1,910.13

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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.