Home / 3,995.06-5,512.97-2,202.83

Finding the Fourth Proportional to 3,995.06, 5,512.97 and 2,202.83

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Solution

The fourth proportional to 3,995.06, 5,512.97 and 2,202.83 is: 3,039.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.06 : 5,512.97 = 2,202.83 : x
  2. Step 2: Convert to fraction form
    3,995.06/5,512.97 = 2,202.83/x
  3. Step 3: Cross multiply
    3,995.06x = 5,512.97 × 2,202.83
  4. Step 4: Simplify right side
    3,995.06x = 12,144,097.13
  5. Step 5: Solve for x
    x = 12,144,097.13/3,995.06
  6. Step 6: Final answer
    x = 3,039.78

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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.