Home / 4,080.74-5,620.92-3,194.96

Finding the Fourth Proportional to 4,080.74, 5,620.92 and 3,194.96

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Solution

The fourth proportional to 4,080.74, 5,620.92 and 3,194.96 is: 4,400.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080.74 : 5,620.92 = 3,194.96 : x
  2. Step 2: Convert to fraction form
    4,080.74/5,620.92 = 3,194.96/x
  3. Step 3: Cross multiply
    4,080.74x = 5,620.92 × 3,194.96
  4. Step 4: Simplify right side
    4,080.74x = 17,958,614.56
  5. Step 5: Solve for x
    x = 17,958,614.56/4,080.74
  6. Step 6: Final answer
    x = 4,400.82

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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.