Home / 3,996.13-5,995.28-1,399.27

Finding the Fourth Proportional to 3,996.13, 5,995.28 and 1,399.27

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Solution

The fourth proportional to 3,996.13, 5,995.28 and 1,399.27 is: 2,099.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,996.13 : 5,995.28 = 1,399.27 : x
  2. Step 2: Convert to fraction form
    3,996.13/5,995.28 = 1,399.27/x
  3. Step 3: Cross multiply
    3,996.13x = 5,995.28 × 1,399.27
  4. Step 4: Simplify right side
    3,996.13x = 8,389,015.45
  5. Step 5: Solve for x
    x = 8,389,015.45/3,996.13
  6. Step 6: Final answer
    x = 2,099.28

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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.