Home / 3,930.21-5,895.72-1,736.73

Finding the Fourth Proportional to 3,930.21, 5,895.72 and 1,736.73

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Solution

The fourth proportional to 3,930.21, 5,895.72 and 1,736.73 is: 2,605.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,930.21 : 5,895.72 = 1,736.73 : x
  2. Step 2: Convert to fraction form
    3,930.21/5,895.72 = 1,736.73/x
  3. Step 3: Cross multiply
    3,930.21x = 5,895.72 × 1,736.73
  4. Step 4: Simplify right side
    3,930.21x = 10,239,273.80
  5. Step 5: Solve for x
    x = 10,239,273.80/3,930.21
  6. Step 6: Final answer
    x = 2,605.27

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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.