Home / 5,175.67-7,757.43-2,396.47

Finding the Fourth Proportional to 5,175.67, 7,757.43 and 2,396.47

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Solution

The fourth proportional to 5,175.67, 7,757.43 and 2,396.47 is: 3,591.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.67 : 7,757.43 = 2,396.47 : x
  2. Step 2: Convert to fraction form
    5,175.67/7,757.43 = 2,396.47/x
  3. Step 3: Cross multiply
    5,175.67x = 7,757.43 × 2,396.47
  4. Step 4: Simplify right side
    5,175.67x = 18,590,448.27
  5. Step 5: Solve for x
    x = 18,590,448.27/5,175.67
  6. Step 6: Final answer
    x = 3,591.89

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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.