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Finding the Fourth Proportional to 3,955.26, 5,933.92 and 1,181.94

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Solution

The fourth proportional to 3,955.26, 5,933.92 and 1,181.94 is: 1,773.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,955.26 : 5,933.92 = 1,181.94 : x
  2. Step 2: Convert to fraction form
    3,955.26/5,933.92 = 1,181.94/x
  3. Step 3: Cross multiply
    3,955.26x = 5,933.92 × 1,181.94
  4. Step 4: Simplify right side
    3,955.26x = 7,013,537.40
  5. Step 5: Solve for x
    x = 7,013,537.40/3,955.26
  6. Step 6: Final answer
    x = 1,773.22

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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.