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Finding the Fourth Proportional to 3,282.87, 4,926.60 and 2,969.16

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Solution

The fourth proportional to 3,282.87, 4,926.60 and 2,969.16 is: 4,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.87 : 4,926.60 = 2,969.16 : x
  2. Step 2: Convert to fraction form
    3,282.87/4,926.60 = 2,969.16/x
  3. Step 3: Cross multiply
    3,282.87x = 4,926.60 × 2,969.16
  4. Step 4: Simplify right side
    3,282.87x = 14,627,863.66
  5. Step 5: Solve for x
    x = 14,627,863.66/3,282.87
  6. Step 6: Final answer
    x = 4,455.82

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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.