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Finding the Fourth Proportional to 3,954.84, 5,933.31 and 1,181.52

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Solution

The fourth proportional to 3,954.84, 5,933.31 and 1,181.52 is: 1,772.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,954.84 : 5,933.31 = 1,181.52 : x
  2. Step 2: Convert to fraction form
    3,954.84/5,933.31 = 1,181.52/x
  3. Step 3: Cross multiply
    3,954.84x = 5,933.31 × 1,181.52
  4. Step 4: Simplify right side
    3,954.84x = 7,010,324.43
  5. Step 5: Solve for x
    x = 7,010,324.43/3,954.84
  6. Step 6: Final answer
    x = 1,772.59

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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.