Home / 3,629.56-5,008.08-2,231.52

Finding the Fourth Proportional to 3,629.56, 5,008.08 and 2,231.52

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Solution

The fourth proportional to 3,629.56, 5,008.08 and 2,231.52 is: 3,079.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.56 : 5,008.08 = 2,231.52 : x
  2. Step 2: Convert to fraction form
    3,629.56/5,008.08 = 2,231.52/x
  3. Step 3: Cross multiply
    3,629.56x = 5,008.08 × 2,231.52
  4. Step 4: Simplify right side
    3,629.56x = 11,175,630.68
  5. Step 5: Solve for x
    x = 11,175,630.68/3,629.56
  6. Step 6: Final answer
    x = 3,079.06

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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.