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Finding the Fourth Proportional to 3,954.44, 5,936.70 and 3,225.44

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Solution

The fourth proportional to 3,954.44, 5,936.70 and 3,225.44 is: 4,842.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.44 : 5,936.70 = 3,225.44 : x
  2. Step 2: Convert to fraction form
    3,954.44/5,936.70 = 3,225.44/x
  3. Step 3: Cross multiply
    3,954.44x = 5,936.70 × 3,225.44
  4. Step 4: Simplify right side
    3,954.44x = 19,148,469.65
  5. Step 5: Solve for x
    x = 19,148,469.65/3,954.44
  6. Step 6: Final answer
    x = 4,842.27

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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.