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Finding the Fourth Proportional to 4,480.11, 6,724.08 and 3,241.62

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Solution

The fourth proportional to 4,480.11, 6,724.08 and 3,241.62 is: 4,865.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,480.11 : 6,724.08 = 3,241.62 : x
  2. Step 2: Convert to fraction form
    4,480.11/6,724.08 = 3,241.62/x
  3. Step 3: Cross multiply
    4,480.11x = 6,724.08 × 3,241.62
  4. Step 4: Simplify right side
    4,480.11x = 21,796,912.21
  5. Step 5: Solve for x
    x = 21,796,912.21/4,480.11
  6. Step 6: Final answer
    x = 4,865.26

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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.