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Finding the Fourth Proportional to 3,794.97, 5,692.38 and 1,197.90

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Solution

The fourth proportional to 3,794.97, 5,692.38 and 1,197.90 is: 1,796.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.97 : 5,692.38 = 1,197.90 : x
  2. Step 2: Convert to fraction form
    3,794.97/5,692.38 = 1,197.90/x
  3. Step 3: Cross multiply
    3,794.97x = 5,692.38 × 1,197.90
  4. Step 4: Simplify right side
    3,794.97x = 6,818,902.00
  5. Step 5: Solve for x
    x = 6,818,902.00/3,794.97
  6. Step 6: Final answer
    x = 1,796.83

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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.