Home / 3,581.73-4,942.62-2,009.97

Finding the Fourth Proportional to 3,581.73, 4,942.62 and 2,009.97

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Solution

The fourth proportional to 3,581.73, 4,942.62 and 2,009.97 is: 2,773.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,581.73 : 4,942.62 = 2,009.97 : x
  2. Step 2: Convert to fraction form
    3,581.73/4,942.62 = 2,009.97/x
  3. Step 3: Cross multiply
    3,581.73x = 4,942.62 × 2,009.97
  4. Step 4: Simplify right side
    3,581.73x = 9,934,517.92
  5. Step 5: Solve for x
    x = 9,934,517.92/3,581.73
  6. Step 6: Final answer
    x = 2,773.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.