Home / 5,175.03-7,766.43-3,791.89

Finding the Fourth Proportional to 5,175.03, 7,766.43 and 3,791.89

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Solution

The fourth proportional to 5,175.03, 7,766.43 and 3,791.89 is: 5,690.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,175.03 : 7,766.43 = 3,791.89 : x
  2. Step 2: Convert to fraction form
    5,175.03/7,766.43 = 3,791.89/x
  3. Step 3: Cross multiply
    5,175.03x = 7,766.43 × 3,791.89
  4. Step 4: Simplify right side
    5,175.03x = 29,449,448.25
  5. Step 5: Solve for x
    x = 29,449,448.25/5,175.03
  6. Step 6: Final answer
    x = 5,690.68

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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.