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Finding the Fourth Proportional to 11,794.69, 17,688.23 and 3,895.41

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Solution

The fourth proportional to 11,794.69, 17,688.23 and 3,895.41 is: 5,841.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,794.69 : 17,688.23 = 3,895.41 : x
  2. Step 2: Convert to fraction form
    11,794.69/17,688.23 = 3,895.41/x
  3. Step 3: Cross multiply
    11,794.69x = 17,688.23 × 3,895.41
  4. Step 4: Simplify right side
    11,794.69x = 68,902,908.02
  5. Step 5: Solve for x
    x = 68,902,908.02/11,794.69
  6. Step 6: Final answer
    x = 5,841.86

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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.