Home / 3,982.43-5,496.35-2,867.06

Finding the Fourth Proportional to 3,982.43, 5,496.35 and 2,867.06

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Solution

The fourth proportional to 3,982.43, 5,496.35 and 2,867.06 is: 3,956.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.43 : 5,496.35 = 2,867.06 : x
  2. Step 2: Convert to fraction form
    3,982.43/5,496.35 = 2,867.06/x
  3. Step 3: Cross multiply
    3,982.43x = 5,496.35 × 2,867.06
  4. Step 4: Simplify right side
    3,982.43x = 15,758,365.23
  5. Step 5: Solve for x
    x = 15,758,365.23/3,982.43
  6. Step 6: Final answer
    x = 3,956.97

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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.