Home / 2,793.33-4,191.36-1,976.85

Finding the Fourth Proportional to 2,793.33, 4,191.36 and 1,976.85

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Solution

The fourth proportional to 2,793.33, 4,191.36 and 1,976.85 is: 2,966.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,793.33 : 4,191.36 = 1,976.85 : x
  2. Step 2: Convert to fraction form
    2,793.33/4,191.36 = 1,976.85/x
  3. Step 3: Cross multiply
    2,793.33x = 4,191.36 × 1,976.85
  4. Step 4: Simplify right side
    2,793.33x = 8,285,659.17
  5. Step 5: Solve for x
    x = 8,285,659.17/2,793.33
  6. Step 6: Final answer
    x = 2,966.24

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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.