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Finding the Fourth Proportional to 5,900.75, 8,851.14 and 2,613.87

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Solution

The fourth proportional to 5,900.75, 8,851.14 and 2,613.87 is: 3,920.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,900.75 : 8,851.14 = 2,613.87 : x
  2. Step 2: Convert to fraction form
    5,900.75/8,851.14 = 2,613.87/x
  3. Step 3: Cross multiply
    5,900.75x = 8,851.14 × 2,613.87
  4. Step 4: Simplify right side
    5,900.75x = 23,135,729.31
  5. Step 5: Solve for x
    x = 23,135,729.31/5,900.75
  6. Step 6: Final answer
    x = 3,920.81

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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.