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Finding the Fourth Proportional to 3,829.02, 5,777.97 and 3,691.73

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Solution

The fourth proportional to 3,829.02, 5,777.97 and 3,691.73 is: 5,570.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.02 : 5,777.97 = 3,691.73 : x
  2. Step 2: Convert to fraction form
    3,829.02/5,777.97 = 3,691.73/x
  3. Step 3: Cross multiply
    3,829.02x = 5,777.97 × 3,691.73
  4. Step 4: Simplify right side
    3,829.02x = 21,330,676.30
  5. Step 5: Solve for x
    x = 21,330,676.30/3,829.02
  6. Step 6: Final answer
    x = 5,570.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.