Home / 3,081.96-4,250.40-2,297.88

Finding the Fourth Proportional to 3,081.96, 4,250.40 and 2,297.88

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Solution

The fourth proportional to 3,081.96, 4,250.40 and 2,297.88 is: 3,169.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,081.96 : 4,250.40 = 2,297.88 : x
  2. Step 2: Convert to fraction form
    3,081.96/4,250.40 = 2,297.88/x
  3. Step 3: Cross multiply
    3,081.96x = 4,250.40 × 2,297.88
  4. Step 4: Simplify right side
    3,081.96x = 9,766,909.15
  5. Step 5: Solve for x
    x = 9,766,909.15/3,081.96
  6. Step 6: Final answer
    x = 3,169.06

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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.