Home / 2,736.12-4,104.66-1,198.20

Finding the Fourth Proportional to 2,736.12, 4,104.66 and 1,198.20

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Solution

The fourth proportional to 2,736.12, 4,104.66 and 1,198.20 is: 1,797.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,736.12 : 4,104.66 = 1,198.20 : x
  2. Step 2: Convert to fraction form
    2,736.12/4,104.66 = 1,198.20/x
  3. Step 3: Cross multiply
    2,736.12x = 4,104.66 × 1,198.20
  4. Step 4: Simplify right side
    2,736.12x = 4,918,203.61
  5. Step 5: Solve for x
    x = 4,918,203.61/2,736.12
  6. Step 6: Final answer
    x = 1,797.51

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1.5x scale

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.