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Finding the Fourth Proportional to 11,696.58, 17,544.87 and 3,377.79

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Solution

The fourth proportional to 11,696.58, 17,544.87 and 3,377.79 is: 5,066.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,696.58 : 17,544.87 = 3,377.79 : x
  2. Step 2: Convert to fraction form
    11,696.58/17,544.87 = 3,377.79/x
  3. Step 3: Cross multiply
    11,696.58x = 17,544.87 × 3,377.79
  4. Step 4: Simplify right side
    11,696.58x = 59,262,886.44
  5. Step 5: Solve for x
    x = 59,262,886.44/11,696.58
  6. Step 6: Final answer
    x = 5,066.69

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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.