Home / 3,996.19-5,514.68-2,227.75

Finding the Fourth Proportional to 3,996.19, 5,514.68 and 2,227.75

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Solution

The fourth proportional to 3,996.19, 5,514.68 and 2,227.75 is: 3,074.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.19 : 5,514.68 = 2,227.75 : x
  2. Step 2: Convert to fraction form
    3,996.19/5,514.68 = 2,227.75/x
  3. Step 3: Cross multiply
    3,996.19x = 5,514.68 × 2,227.75
  4. Step 4: Simplify right side
    3,996.19x = 12,285,289.66
  5. Step 5: Solve for x
    x = 12,285,289.66/3,996.19
  6. Step 6: Final answer
    x = 3,074.25

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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.