Home / 3,982.26-5,975.94-1,673.76

Finding the Fourth Proportional to 3,982.26, 5,975.94 and 1,673.76

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Solution

The fourth proportional to 3,982.26, 5,975.94 and 1,673.76 is: 2,511.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,982.26 : 5,975.94 = 1,673.76 : x
  2. Step 2: Convert to fraction form
    3,982.26/5,975.94 = 1,673.76/x
  3. Step 3: Cross multiply
    3,982.26x = 5,975.94 × 1,673.76
  4. Step 4: Simplify right side
    3,982.26x = 10,002,289.33
  5. Step 5: Solve for x
    x = 10,002,289.33/3,982.26
  6. Step 6: Final answer
    x = 2,511.71

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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.