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Finding the Fourth Proportional to 3,395.54, 5,093.32 and 1,933.94

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Solution

The fourth proportional to 3,395.54, 5,093.32 and 1,933.94 is: 2,900.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,395.54 : 5,093.32 = 1,933.94 : x
  2. Step 2: Convert to fraction form
    3,395.54/5,093.32 = 1,933.94/x
  3. Step 3: Cross multiply
    3,395.54x = 5,093.32 × 1,933.94
  4. Step 4: Simplify right side
    3,395.54x = 9,850,175.28
  5. Step 5: Solve for x
    x = 9,850,175.28/3,395.54
  6. Step 6: Final answer
    x = 2,900.92

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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.