Home / 4,018.80-5,546.16-2,250.48

Finding the Fourth Proportional to 4,018.80, 5,546.16 and 2,250.48

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Solution

The fourth proportional to 4,018.80, 5,546.16 and 2,250.48 is: 3,105.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,018.80 : 5,546.16 = 2,250.48 : x
  2. Step 2: Convert to fraction form
    4,018.80/5,546.16 = 2,250.48/x
  3. Step 3: Cross multiply
    4,018.80x = 5,546.16 × 2,250.48
  4. Step 4: Simplify right side
    4,018.80x = 12,481,522.16
  5. Step 5: Solve for x
    x = 12,481,522.16/4,018.80
  6. Step 6: Final answer
    x = 3,105.78

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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.