Home / 3,996.82-5,512.88-2,633.32

Finding the Fourth Proportional to 3,996.82, 5,512.88 and 2,633.32

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Solution

The fourth proportional to 3,996.82, 5,512.88 and 2,633.32 is: 3,632.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.82 : 5,512.88 = 2,633.32 : x
  2. Step 2: Convert to fraction form
    3,996.82/5,512.88 = 2,633.32/x
  3. Step 3: Cross multiply
    3,996.82x = 5,512.88 × 2,633.32
  4. Step 4: Simplify right side
    3,996.82x = 14,517,177.16
  5. Step 5: Solve for x
    x = 14,517,177.16/3,996.82
  6. Step 6: Final answer
    x = 3,632.18

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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.