Home / 2,732.73-4,092.14-1,806.90

Finding the Fourth Proportional to 2,732.73, 4,092.14 and 1,806.90

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Solution

The fourth proportional to 2,732.73, 4,092.14 and 1,806.90 is: 2,705.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,732.73 : 4,092.14 = 1,806.90 : x
  2. Step 2: Convert to fraction form
    2,732.73/4,092.14 = 1,806.90/x
  3. Step 3: Cross multiply
    2,732.73x = 4,092.14 × 1,806.90
  4. Step 4: Simplify right side
    2,732.73x = 7,394,078.73
  5. Step 5: Solve for x
    x = 7,394,078.73/2,732.73
  6. Step 6: Final answer
    x = 2,705.75

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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.