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Finding the Fourth Proportional to 3,329.82, 4,993.17 and 1,943.56

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Solution

The fourth proportional to 3,329.82, 4,993.17 and 1,943.56 is: 2,914.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,329.82 : 4,993.17 = 1,943.56 : x
  2. Step 2: Convert to fraction form
    3,329.82/4,993.17 = 1,943.56/x
  3. Step 3: Cross multiply
    3,329.82x = 4,993.17 × 1,943.56
  4. Step 4: Simplify right side
    3,329.82x = 9,704,505.38
  5. Step 5: Solve for x
    x = 9,704,505.38/3,329.82
  6. Step 6: Final answer
    x = 2,914.43

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1.5x scale

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.