Home / 3,997.48-5,516.54-2,229.08

Finding the Fourth Proportional to 3,997.48, 5,516.54 and 2,229.08

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Solution

The fourth proportional to 3,997.48, 5,516.54 and 2,229.08 is: 3,076.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.48 : 5,516.54 = 2,229.08 : x
  2. Step 2: Convert to fraction form
    3,997.48/5,516.54 = 2,229.08/x
  3. Step 3: Cross multiply
    3,997.48x = 5,516.54 × 2,229.08
  4. Step 4: Simplify right side
    3,997.48x = 12,296,808.98
  5. Step 5: Solve for x
    x = 12,296,808.98/3,997.48
  6. Step 6: Final answer
    x = 3,076.14

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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.