Home / 3,995.91-5,514.08-2,227.61

Finding the Fourth Proportional to 3,995.91, 5,514.08 and 2,227.61

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Solution

The fourth proportional to 3,995.91, 5,514.08 and 2,227.61 is: 3,073.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.91 : 5,514.08 = 2,227.61 : x
  2. Step 2: Convert to fraction form
    3,995.91/5,514.08 = 2,227.61/x
  3. Step 3: Cross multiply
    3,995.91x = 5,514.08 × 2,227.61
  4. Step 4: Simplify right side
    3,995.91x = 12,283,222.40
  5. Step 5: Solve for x
    x = 12,283,222.40/3,995.91
  6. Step 6: Final answer
    x = 3,073.95

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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.