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Finding the Fourth Proportional to 5,930.61, 8,899.08 and 3,850.12

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Solution

The fourth proportional to 5,930.61, 8,899.08 and 3,850.12 is: 5,777.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,930.61 : 8,899.08 = 3,850.12 : x
  2. Step 2: Convert to fraction form
    5,930.61/8,899.08 = 3,850.12/x
  3. Step 3: Cross multiply
    5,930.61x = 8,899.08 × 3,850.12
  4. Step 4: Simplify right side
    5,930.61x = 34,262,525.89
  5. Step 5: Solve for x
    x = 34,262,525.89/5,930.61
  6. Step 6: Final answer
    x = 5,777.23

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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.