Home / 5,072.82-7,609.23-3,328.86

Finding the Fourth Proportional to 5,072.82, 7,609.23 and 3,328.86

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Solution

The fourth proportional to 5,072.82, 7,609.23 and 3,328.86 is: 4,993.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,072.82 : 7,609.23 = 3,328.86 : x
  2. Step 2: Convert to fraction form
    5,072.82/7,609.23 = 3,328.86/x
  3. Step 3: Cross multiply
    5,072.82x = 7,609.23 × 3,328.86
  4. Step 4: Simplify right side
    5,072.82x = 25,330,061.38
  5. Step 5: Solve for x
    x = 25,330,061.38/5,072.82
  6. Step 6: Final answer
    x = 4,993.29

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Similar ratio
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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.