Home / 4,110.80-5,668.92-3,481.28

Finding the Fourth Proportional to 4,110.80, 5,668.92 and 3,481.28

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Solution

The fourth proportional to 4,110.80, 5,668.92 and 3,481.28 is: 4,800.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,110.80 : 5,668.92 = 3,481.28 : x
  2. Step 2: Convert to fraction form
    4,110.80/5,668.92 = 3,481.28/x
  3. Step 3: Cross multiply
    4,110.80x = 5,668.92 × 3,481.28
  4. Step 4: Simplify right side
    4,110.80x = 19,735,097.82
  5. Step 5: Solve for x
    x = 19,735,097.82/4,110.80
  6. Step 6: Final answer
    x = 4,800.79

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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.