Home / 3,997.44-5,516.57-2,229.01

Finding the Fourth Proportional to 3,997.44, 5,516.57 and 2,229.01

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Solution

The fourth proportional to 3,997.44, 5,516.57 and 2,229.01 is: 3,076.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.44 : 5,516.57 = 2,229.01 : x
  2. Step 2: Convert to fraction form
    3,997.44/5,516.57 = 2,229.01/x
  3. Step 3: Cross multiply
    3,997.44x = 5,516.57 × 2,229.01
  4. Step 4: Simplify right side
    3,997.44x = 12,296,481.48
  5. Step 5: Solve for x
    x = 12,296,481.48/3,997.44
  6. Step 6: Final answer
    x = 3,076.09

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1.5x scale

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.