Home / 2,255.11-3,382.66-794.27

Finding the Fourth Proportional to 2,255.11, 3,382.66 and 794.27

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Solution

The fourth proportional to 2,255.11, 3,382.66 and 794.27 is: 1,191.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,255.11 : 3,382.66 = 794.27 : x
  2. Step 2: Convert to fraction form
    2,255.11/3,382.66 = 794.27/x
  3. Step 3: Cross multiply
    2,255.11x = 3,382.66 × 794.27
  4. Step 4: Simplify right side
    2,255.11x = 2,686,754.81
  5. Step 5: Solve for x
    x = 2,686,754.81/2,255.11
  6. Step 6: Final answer
    x = 1,191.41

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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.