Home / 3,227.64-4,448.08-2,231.14

Finding the Fourth Proportional to 3,227.64, 4,448.08 and 2,231.14

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Solution

The fourth proportional to 3,227.64, 4,448.08 and 2,231.14 is: 3,074.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.64 : 4,448.08 = 2,231.14 : x
  2. Step 2: Convert to fraction form
    3,227.64/4,448.08 = 2,231.14/x
  3. Step 3: Cross multiply
    3,227.64x = 4,448.08 × 2,231.14
  4. Step 4: Simplify right side
    3,227.64x = 9,924,289.21
  5. Step 5: Solve for x
    x = 9,924,289.21/3,227.64
  6. Step 6: Final answer
    x = 3,074.78

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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.