Home / 5,292.22-7,939.05-3,072.09

Finding the Fourth Proportional to 5,292.22, 7,939.05 and 3,072.09

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Solution

The fourth proportional to 5,292.22, 7,939.05 and 3,072.09 is: 4,608.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,292.22 : 7,939.05 = 3,072.09 : x
  2. Step 2: Convert to fraction form
    5,292.22/7,939.05 = 3,072.09/x
  3. Step 3: Cross multiply
    5,292.22x = 7,939.05 × 3,072.09
  4. Step 4: Simplify right side
    5,292.22x = 24,389,497.53
  5. Step 5: Solve for x
    x = 24,389,497.53/5,292.22
  6. Step 6: Final answer
    x = 4,608.56

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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.