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Finding the Fourth Proportional to 5,850.54, 8,766.59 and 2,147.68

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Solution

The fourth proportional to 5,850.54, 8,766.59 and 2,147.68 is: 3,218.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,850.54 : 8,766.59 = 2,147.68 : x
  2. Step 2: Convert to fraction form
    5,850.54/8,766.59 = 2,147.68/x
  3. Step 3: Cross multiply
    5,850.54x = 8,766.59 × 2,147.68
  4. Step 4: Simplify right side
    5,850.54x = 18,827,775.44
  5. Step 5: Solve for x
    x = 18,827,775.44/5,850.54
  6. Step 6: Final answer
    x = 3,218.13

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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.