Home / 3,629.39-5,450.54-2,972.52

Finding the Fourth Proportional to 3,629.39, 5,450.54 and 2,972.52

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Solution

The fourth proportional to 3,629.39, 5,450.54 and 2,972.52 is: 4,464.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,629.39 : 5,450.54 = 2,972.52 : x
  2. Step 2: Convert to fraction form
    3,629.39/5,450.54 = 2,972.52/x
  3. Step 3: Cross multiply
    3,629.39x = 5,450.54 × 2,972.52
  4. Step 4: Simplify right side
    3,629.39x = 16,201,824.30
  5. Step 5: Solve for x
    x = 16,201,824.30/3,629.39
  6. Step 6: Final answer
    x = 4,464.07

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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.