Home / 5,174.44-7,758.42-2,399.38

Finding the Fourth Proportional to 5,174.44, 7,758.42 and 2,399.38

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Solution

The fourth proportional to 5,174.44, 7,758.42 and 2,399.38 is: 3,597.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,174.44 : 7,758.42 = 2,399.38 : x
  2. Step 2: Convert to fraction form
    5,174.44/7,758.42 = 2,399.38/x
  3. Step 3: Cross multiply
    5,174.44x = 7,758.42 × 2,399.38
  4. Step 4: Simplify right side
    5,174.44x = 18,615,397.78
  5. Step 5: Solve for x
    x = 18,615,397.78/5,174.44
  6. Step 6: Final answer
    x = 3,597.57

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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.