Home / 4,912.20-6,773.64-3,793.32

Finding the Fourth Proportional to 4,912.20, 6,773.64 and 3,793.32

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Solution

The fourth proportional to 4,912.20, 6,773.64 and 3,793.32 is: 5,230.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,912.20 : 6,773.64 = 3,793.32 : x
  2. Step 2: Convert to fraction form
    4,912.20/6,773.64 = 3,793.32/x
  3. Step 3: Cross multiply
    4,912.20x = 6,773.64 × 3,793.32
  4. Step 4: Simplify right side
    4,912.20x = 25,694,584.08
  5. Step 5: Solve for x
    x = 25,694,584.08/4,912.20
  6. Step 6: Final answer
    x = 5,230.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.