Home / 2,727.38-4,091.09-1,083.92

Finding the Fourth Proportional to 2,727.38, 4,091.09 and 1,083.92

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Solution

The fourth proportional to 2,727.38, 4,091.09 and 1,083.92 is: 1,625.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,727.38 : 4,091.09 = 1,083.92 : x
  2. Step 2: Convert to fraction form
    2,727.38/4,091.09 = 1,083.92/x
  3. Step 3: Cross multiply
    2,727.38x = 4,091.09 × 1,083.92
  4. Step 4: Simplify right side
    2,727.38x = 4,434,409.47
  5. Step 5: Solve for x
    x = 4,434,409.47/2,727.38
  6. Step 6: Final answer
    x = 1,625.89

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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.