Home / 2,182.52-3,273.80-1,139.96

Finding the Fourth Proportional to 2,182.52, 3,273.80 and 1,139.96

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Solution

The fourth proportional to 2,182.52, 3,273.80 and 1,139.96 is: 1,709.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.52 : 3,273.80 = 1,139.96 : x
  2. Step 2: Convert to fraction form
    2,182.52/3,273.80 = 1,139.96/x
  3. Step 3: Cross multiply
    2,182.52x = 3,273.80 × 1,139.96
  4. Step 4: Simplify right side
    2,182.52x = 3,732,001.05
  5. Step 5: Solve for x
    x = 3,732,001.05/2,182.52
  6. Step 6: Final answer
    x = 1,709.95

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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.