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Finding the Fourth Proportional to 5,850.90, 8,775.90 and 2,729.97

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Solution

The fourth proportional to 5,850.90, 8,775.90 and 2,729.97 is: 4,094.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.90 : 8,775.90 = 2,729.97 : x
  2. Step 2: Convert to fraction form
    5,850.90/8,775.90 = 2,729.97/x
  3. Step 3: Cross multiply
    5,850.90x = 8,775.90 × 2,729.97
  4. Step 4: Simplify right side
    5,850.90x = 23,957,943.72
  5. Step 5: Solve for x
    x = 23,957,943.72/5,850.90
  6. Step 6: Final answer
    x = 4,094.75

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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.