Home / 3,974.34-5,484.60-2,205.96

Finding the Fourth Proportional to 3,974.34, 5,484.60 and 2,205.96

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Solution

The fourth proportional to 3,974.34, 5,484.60 and 2,205.96 is: 3,044.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974.34 : 5,484.60 = 2,205.96 : x
  2. Step 2: Convert to fraction form
    3,974.34/5,484.60 = 2,205.96/x
  3. Step 3: Cross multiply
    3,974.34x = 5,484.60 × 2,205.96
  4. Step 4: Simplify right side
    3,974.34x = 12,098,808.22
  5. Step 5: Solve for x
    x = 12,098,808.22/3,974.34
  6. Step 6: Final answer
    x = 3,044.23

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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.