Home / 3,972.43-5,481.98-2,204.07

Finding the Fourth Proportional to 3,972.43, 5,481.98 and 2,204.07

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Solution

The fourth proportional to 3,972.43, 5,481.98 and 2,204.07 is: 3,041.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,972.43 : 5,481.98 = 2,204.07 : x
  2. Step 2: Convert to fraction form
    3,972.43/5,481.98 = 2,204.07/x
  3. Step 3: Cross multiply
    3,972.43x = 5,481.98 × 2,204.07
  4. Step 4: Simplify right side
    3,972.43x = 12,082,629.23
  5. Step 5: Solve for x
    x = 12,082,629.23/3,972.43
  6. Step 6: Final answer
    x = 3,041.62

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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.