Home / 2,793.11-4,191.26-1,254.11

Finding the Fourth Proportional to 2,793.11, 4,191.26 and 1,254.11

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Solution

The fourth proportional to 2,793.11, 4,191.26 and 1,254.11 is: 1,881.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.11 : 4,191.26 = 1,254.11 : x
  2. Step 2: Convert to fraction form
    2,793.11/4,191.26 = 1,254.11/x
  3. Step 3: Cross multiply
    2,793.11x = 4,191.26 × 1,254.11
  4. Step 4: Simplify right side
    2,793.11x = 5,256,273.85
  5. Step 5: Solve for x
    x = 5,256,273.85/2,793.11
  6. Step 6: Final answer
    x = 1,881.87

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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.