Home / 3,995.11-5,990.43-2,747.17

Finding the Fourth Proportional to 3,995.11, 5,990.43 and 2,747.17

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Solution

The fourth proportional to 3,995.11, 5,990.43 and 2,747.17 is: 4,119.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,995.11 : 5,990.43 = 2,747.17 : x
  2. Step 2: Convert to fraction form
    3,995.11/5,990.43 = 2,747.17/x
  3. Step 3: Cross multiply
    3,995.11x = 5,990.43 × 2,747.17
  4. Step 4: Simplify right side
    3,995.11x = 16,456,729.58
  5. Step 5: Solve for x
    x = 16,456,729.58/3,995.11
  6. Step 6: Final answer
    x = 4,119.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.