Home / 3,169.35-4,754.07-2,080.62

Finding the Fourth Proportional to 3,169.35, 4,754.07 and 2,080.62

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Solution

The fourth proportional to 3,169.35, 4,754.07 and 2,080.62 is: 3,120.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,169.35 : 4,754.07 = 2,080.62 : x
  2. Step 2: Convert to fraction form
    3,169.35/4,754.07 = 2,080.62/x
  3. Step 3: Cross multiply
    3,169.35x = 4,754.07 × 2,080.62
  4. Step 4: Simplify right side
    3,169.35x = 9,891,413.12
  5. Step 5: Solve for x
    x = 9,891,413.12/3,169.35
  6. Step 6: Final answer
    x = 3,120.96

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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.