Home / 3,944.88-5,917.36-1,634.80

Finding the Fourth Proportional to 3,944.88, 5,917.36 and 1,634.80

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Solution

The fourth proportional to 3,944.88, 5,917.36 and 1,634.80 is: 2,452.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,944.88 : 5,917.36 = 1,634.80 : x
  2. Step 2: Convert to fraction form
    3,944.88/5,917.36 = 1,634.80/x
  3. Step 3: Cross multiply
    3,944.88x = 5,917.36 × 1,634.80
  4. Step 4: Simplify right side
    3,944.88x = 9,673,700.13
  5. Step 5: Solve for x
    x = 9,673,700.13/3,944.88
  6. Step 6: Final answer
    x = 2,452.22

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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.