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Finding the Fourth Proportional to 11,894.60, 17,841.34 and 5,650.04

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Solution

The fourth proportional to 11,894.60, 17,841.34 and 5,650.04 is: 8,474.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,894.60 : 17,841.34 = 5,650.04 : x
  2. Step 2: Convert to fraction form
    11,894.60/17,841.34 = 5,650.04/x
  3. Step 3: Cross multiply
    11,894.60x = 17,841.34 × 5,650.04
  4. Step 4: Simplify right side
    11,894.60x = 100,804,284.65
  5. Step 5: Solve for x
    x = 100,804,284.65/11,894.60
  6. Step 6: Final answer
    x = 8,474.79

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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.