Home / 3,791.89-5,687.84-1,195.03

Finding the Fourth Proportional to 3,791.89, 5,687.84 and 1,195.03

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Solution

The fourth proportional to 3,791.89, 5,687.84 and 1,195.03 is: 1,792.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,791.89 : 5,687.84 = 1,195.03 : x
  2. Step 2: Convert to fraction form
    3,791.89/5,687.84 = 1,195.03/x
  3. Step 3: Cross multiply
    3,791.89x = 5,687.84 × 1,195.03
  4. Step 4: Simplify right side
    3,791.89x = 6,797,142.81
  5. Step 5: Solve for x
    x = 6,797,142.81/3,791.89
  6. Step 6: Final answer
    x = 1,792.55

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Similar ratio
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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.