Home / 3,282.88-4,919.20-2,913.44

Finding the Fourth Proportional to 3,282.88, 4,919.20 and 2,913.44

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Solution

The fourth proportional to 3,282.88, 4,919.20 and 2,913.44 is: 4,365.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.88 : 4,919.20 = 2,913.44 : x
  2. Step 2: Convert to fraction form
    3,282.88/4,919.20 = 2,913.44/x
  3. Step 3: Cross multiply
    3,282.88x = 4,919.20 × 2,913.44
  4. Step 4: Simplify right side
    3,282.88x = 14,331,794.05
  5. Step 5: Solve for x
    x = 14,331,794.05/3,282.88
  6. Step 6: Final answer
    x = 4,365.62

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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.