Home / 3,861.05-5,794.30-2,766.33

Finding the Fourth Proportional to 3,861.05, 5,794.30 and 2,766.33

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Solution

The fourth proportional to 3,861.05, 5,794.30 and 2,766.33 is: 4,151.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,861.05 : 5,794.30 = 2,766.33 : x
  2. Step 2: Convert to fraction form
    3,861.05/5,794.30 = 2,766.33/x
  3. Step 3: Cross multiply
    3,861.05x = 5,794.30 × 2,766.33
  4. Step 4: Simplify right side
    3,861.05x = 16,028,949.38
  5. Step 5: Solve for x
    x = 16,028,949.38/3,861.05
  6. Step 6: Final answer
    x = 4,151.45

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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.