Home / 3,944.81-5,919.24-1,997.07

Finding the Fourth Proportional to 3,944.81, 5,919.24 and 1,997.07

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Solution

The fourth proportional to 3,944.81, 5,919.24 and 1,997.07 is: 2,996.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.81 : 5,919.24 = 1,997.07 : x
  2. Step 2: Convert to fraction form
    3,944.81/5,919.24 = 1,997.07/x
  3. Step 3: Cross multiply
    3,944.81x = 5,919.24 × 1,997.07
  4. Step 4: Simplify right side
    3,944.81x = 11,821,121.92
  5. Step 5: Solve for x
    x = 11,821,121.92/3,944.81
  6. Step 6: Final answer
    x = 2,996.62

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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.