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Finding the Fourth Proportional to 11,893.68, 17,841.48 and 3,995.88

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Solution

The fourth proportional to 11,893.68, 17,841.48 and 3,995.88 is: 5,994.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,893.68 : 17,841.48 = 3,995.88 : x
  2. Step 2: Convert to fraction form
    11,893.68/17,841.48 = 3,995.88/x
  3. Step 3: Cross multiply
    11,893.68x = 17,841.48 × 3,995.88
  4. Step 4: Simplify right side
    11,893.68x = 71,292,413.10
  5. Step 5: Solve for x
    x = 71,292,413.10/11,893.68
  6. Step 6: Final answer
    x = 5,994.14

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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.