Home / 2,147.60-3,223.11-1,843.04

Finding the Fourth Proportional to 2,147.60, 3,223.11 and 1,843.04

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Solution

The fourth proportional to 2,147.60, 3,223.11 and 1,843.04 is: 2,766.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147.60 : 3,223.11 = 1,843.04 : x
  2. Step 2: Convert to fraction form
    2,147.60/3,223.11 = 1,843.04/x
  3. Step 3: Cross multiply
    2,147.60x = 3,223.11 × 1,843.04
  4. Step 4: Simplify right side
    2,147.60x = 5,940,320.65
  5. Step 5: Solve for x
    x = 5,940,320.65/2,147.60
  6. Step 6: Final answer
    x = 2,766.03

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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.