Home / 3,974.17-5,484.63-2,205.97

Finding the Fourth Proportional to 3,974.17, 5,484.63 and 2,205.97

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Solution

The fourth proportional to 3,974.17, 5,484.63 and 2,205.97 is: 3,044.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.17 : 5,484.63 = 2,205.97 : x
  2. Step 2: Convert to fraction form
    3,974.17/5,484.63 = 2,205.97/x
  3. Step 3: Cross multiply
    3,974.17x = 5,484.63 × 2,205.97
  4. Step 4: Simplify right side
    3,974.17x = 12,098,929.24
  5. Step 5: Solve for x
    x = 12,098,929.24/3,974.17
  6. Step 6: Final answer
    x = 3,044.39

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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.