Home / 2,194.62-3,273.42-1,866.30

Finding the Fourth Proportional to 2,194.62, 3,273.42 and 1,866.30

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Solution

The fourth proportional to 2,194.62, 3,273.42 and 1,866.30 is: 2,783.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,194.62 : 3,273.42 = 1,866.30 : x
  2. Step 2: Convert to fraction form
    2,194.62/3,273.42 = 1,866.30/x
  3. Step 3: Cross multiply
    2,194.62x = 3,273.42 × 1,866.30
  4. Step 4: Simplify right side
    2,194.62x = 6,109,183.75
  5. Step 5: Solve for x
    x = 6,109,183.75/2,194.62
  6. Step 6: Final answer
    x = 2,783.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.