Home / 5,182.44-7,770.42-2,407.38

Finding the Fourth Proportional to 5,182.44, 7,770.42 and 2,407.38

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Solution

The fourth proportional to 5,182.44, 7,770.42 and 2,407.38 is: 3,609.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,182.44 : 7,770.42 = 2,407.38 : x
  2. Step 2: Convert to fraction form
    5,182.44/7,770.42 = 2,407.38/x
  3. Step 3: Cross multiply
    5,182.44x = 7,770.42 × 2,407.38
  4. Step 4: Simplify right side
    5,182.44x = 18,706,353.70
  5. Step 5: Solve for x
    x = 18,706,353.70/5,182.44
  6. Step 6: Final answer
    x = 3,609.56

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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.