Home / 2,974.73-4,456.41-1,805.09

Finding the Fourth Proportional to 2,974.73, 4,456.41 and 1,805.09

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Solution

The fourth proportional to 2,974.73, 4,456.41 and 1,805.09 is: 2,704.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974.73 : 4,456.41 = 1,805.09 : x
  2. Step 2: Convert to fraction form
    2,974.73/4,456.41 = 1,805.09/x
  3. Step 3: Cross multiply
    2,974.73x = 4,456.41 × 1,805.09
  4. Step 4: Simplify right side
    2,974.73x = 8,044,221.13
  5. Step 5: Solve for x
    x = 8,044,221.13/2,974.73
  6. Step 6: Final answer
    x = 2,704.19

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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.