Home / 5,080.11-7,010.51-2,841.97

Finding the Fourth Proportional to 5,080.11, 7,010.51 and 2,841.97

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Solution

The fourth proportional to 5,080.11, 7,010.51 and 2,841.97 is: 3,921.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,080.11 : 7,010.51 = 2,841.97 : x
  2. Step 2: Convert to fraction form
    5,080.11/7,010.51 = 2,841.97/x
  3. Step 3: Cross multiply
    5,080.11x = 7,010.51 × 2,841.97
  4. Step 4: Simplify right side
    5,080.11x = 19,923,659.10
  5. Step 5: Solve for x
    x = 19,923,659.10/5,080.11
  6. Step 6: Final answer
    x = 3,921.90

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1.5x scale

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.