Home / 3,997.27-5,516.03-2,228.54

Finding the Fourth Proportional to 3,997.27, 5,516.03 and 2,228.54

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Solution

The fourth proportional to 3,997.27, 5,516.03 and 2,228.54 is: 3,075.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,997.27 : 5,516.03 = 2,228.54 : x
  2. Step 2: Convert to fraction form
    3,997.27/5,516.03 = 2,228.54/x
  3. Step 3: Cross multiply
    3,997.27x = 5,516.03 × 2,228.54
  4. Step 4: Simplify right side
    3,997.27x = 12,292,671.49
  5. Step 5: Solve for x
    x = 12,292,671.49/3,997.27
  6. Step 6: Final answer
    x = 3,075.27

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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.