Home / 3,972.46-5,481.96-2,204.38

Finding the Fourth Proportional to 3,972.46, 5,481.96 and 2,204.38

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Solution

The fourth proportional to 3,972.46, 5,481.96 and 2,204.38 is: 3,042.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.46 : 5,481.96 = 2,204.38 : x
  2. Step 2: Convert to fraction form
    3,972.46/5,481.96 = 2,204.38/x
  3. Step 3: Cross multiply
    3,972.46x = 5,481.96 × 2,204.38
  4. Step 4: Simplify right side
    3,972.46x = 12,084,322.98
  5. Step 5: Solve for x
    x = 12,084,322.98/3,972.46
  6. Step 6: Final answer
    x = 3,042.03

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1.5x scale

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.