Home / 3,765.26-5,195.91-2,086.62

Finding the Fourth Proportional to 3,765.26, 5,195.91 and 2,086.62

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Solution

The fourth proportional to 3,765.26, 5,195.91 and 2,086.62 is: 2,879.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,765.26 : 5,195.91 = 2,086.62 : x
  2. Step 2: Convert to fraction form
    3,765.26/5,195.91 = 2,086.62/x
  3. Step 3: Cross multiply
    3,765.26x = 5,195.91 × 2,086.62
  4. Step 4: Simplify right side
    3,765.26x = 10,841,894.94
  5. Step 5: Solve for x
    x = 10,841,894.94/3,765.26
  6. Step 6: Final answer
    x = 2,879.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.