Home / 3,794.40-5,687.73-1,453.80

Finding the Fourth Proportional to 3,794.40, 5,687.73 and 1,453.80

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Solution

The fourth proportional to 3,794.40, 5,687.73 and 1,453.80 is: 2,179.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.40 : 5,687.73 = 1,453.80 : x
  2. Step 2: Convert to fraction form
    3,794.40/5,687.73 = 1,453.80/x
  3. Step 3: Cross multiply
    3,794.40x = 5,687.73 × 1,453.80
  4. Step 4: Simplify right side
    3,794.40x = 8,268,793.44
  5. Step 5: Solve for x
    x = 8,268,793.44/3,794.40
  6. Step 6: Final answer
    x = 2,179.21

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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.