Home / 3,629.20-5,439.62-1,546.14

Finding the Fourth Proportional to 3,629.20, 5,439.62 and 1,546.14

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Solution

The fourth proportional to 3,629.20, 5,439.62 and 1,546.14 is: 2,317.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.20 : 5,439.62 = 1,546.14 : x
  2. Step 2: Convert to fraction form
    3,629.20/5,439.62 = 1,546.14/x
  3. Step 3: Cross multiply
    3,629.20x = 5,439.62 × 1,546.14
  4. Step 4: Simplify right side
    3,629.20x = 8,410,414.07
  5. Step 5: Solve for x
    x = 8,410,414.07/3,629.20
  6. Step 6: Final answer
    x = 2,317.43

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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.