Home / 2,734.12-4,101.66-1,196.20

Finding the Fourth Proportional to 2,734.12, 4,101.66 and 1,196.20

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Solution

The fourth proportional to 2,734.12, 4,101.66 and 1,196.20 is: 1,794.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.12 : 4,101.66 = 1,196.20 : x
  2. Step 2: Convert to fraction form
    2,734.12/4,101.66 = 1,196.20/x
  3. Step 3: Cross multiply
    2,734.12x = 4,101.66 × 1,196.20
  4. Step 4: Simplify right side
    2,734.12x = 4,906,405.69
  5. Step 5: Solve for x
    x = 4,906,405.69/2,734.12
  6. Step 6: Final answer
    x = 1,794.51

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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.