Home / 3,845.45-5,772.72-3,236.73

Finding the Fourth Proportional to 3,845.45, 5,772.72 and 3,236.73

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Solution

The fourth proportional to 3,845.45, 5,772.72 and 3,236.73 is: 4,858.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.45 : 5,772.72 = 3,236.73 : x
  2. Step 2: Convert to fraction form
    3,845.45/5,772.72 = 3,236.73/x
  3. Step 3: Cross multiply
    3,845.45x = 5,772.72 × 3,236.73
  4. Step 4: Simplify right side
    3,845.45x = 18,684,736.01
  5. Step 5: Solve for x
    x = 18,684,736.01/3,845.45
  6. Step 6: Final answer
    x = 4,858.93

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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.