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Finding the Fourth Proportional to 3,796.60, 5,694.90 and 2,751.70

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Solution

The fourth proportional to 3,796.60, 5,694.90 and 2,751.70 is: 4,127.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,796.60 : 5,694.90 = 2,751.70 : x
  2. Step 2: Convert to fraction form
    3,796.60/5,694.90 = 2,751.70/x
  3. Step 3: Cross multiply
    3,796.60x = 5,694.90 × 2,751.70
  4. Step 4: Simplify right side
    3,796.60x = 15,670,656.33
  5. Step 5: Solve for x
    x = 15,670,656.33/3,796.60
  6. Step 6: Final answer
    x = 4,127.55

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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.