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Finding the Fourth Proportional to 3,194.73, 4,408.43 and 1,797.39

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Solution

The fourth proportional to 3,194.73, 4,408.43 and 1,797.39 is: 2,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,194.73 : 4,408.43 = 1,797.39 : x
  2. Step 2: Convert to fraction form
    3,194.73/4,408.43 = 1,797.39/x
  3. Step 3: Cross multiply
    3,194.73x = 4,408.43 × 1,797.39
  4. Step 4: Simplify right side
    3,194.73x = 7,923,659.01
  5. Step 5: Solve for x
    x = 7,923,659.01/3,194.73
  6. Step 6: Final answer
    x = 2,480.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.