Home / 2,077.97-3,114.20-1,199.09

Finding the Fourth Proportional to 2,077.97, 3,114.20 and 1,199.09

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Solution

The fourth proportional to 2,077.97, 3,114.20 and 1,199.09 is: 1,797.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077.97 : 3,114.20 = 1,199.09 : x
  2. Step 2: Convert to fraction form
    2,077.97/3,114.20 = 1,199.09/x
  3. Step 3: Cross multiply
    2,077.97x = 3,114.20 × 1,199.09
  4. Step 4: Simplify right side
    2,077.97x = 3,734,206.08
  5. Step 5: Solve for x
    x = 3,734,206.08/2,077.97
  6. Step 6: Final answer
    x = 1,797.05

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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.