Home / 3,964.67-5,945.79-2,739.95

Finding the Fourth Proportional to 3,964.67, 5,945.79 and 2,739.95

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Solution

The fourth proportional to 3,964.67, 5,945.79 and 2,739.95 is: 4,109.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,964.67 : 5,945.79 = 2,739.95 : x
  2. Step 2: Convert to fraction form
    3,964.67/5,945.79 = 2,739.95/x
  3. Step 3: Cross multiply
    3,964.67x = 5,945.79 × 2,739.95
  4. Step 4: Simplify right side
    3,964.67x = 16,291,167.31
  5. Step 5: Solve for x
    x = 16,291,167.31/3,964.67
  6. Step 6: Final answer
    x = 4,109.09

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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.