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Finding the Fourth Proportional to 3,696.66, 5,544.92 and 1,231.66

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Solution

The fourth proportional to 3,696.66, 5,544.92 and 1,231.66 is: 1,847.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,696.66 : 5,544.92 = 1,231.66 : x
  2. Step 2: Convert to fraction form
    3,696.66/5,544.92 = 1,231.66/x
  3. Step 3: Cross multiply
    3,696.66x = 5,544.92 × 1,231.66
  4. Step 4: Simplify right side
    3,696.66x = 6,829,456.17
  5. Step 5: Solve for x
    x = 6,829,456.17/3,696.66
  6. Step 6: Final answer
    x = 1,847.47

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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.