Home / 3,206.50-4,424.97-2,276.62

Finding the Fourth Proportional to 3,206.50, 4,424.97 and 2,276.62

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Solution

The fourth proportional to 3,206.50, 4,424.97 and 2,276.62 is: 3,141.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.50 : 4,424.97 = 2,276.62 : x
  2. Step 2: Convert to fraction form
    3,206.50/4,424.97 = 2,276.62/x
  3. Step 3: Cross multiply
    3,206.50x = 4,424.97 × 2,276.62
  4. Step 4: Simplify right side
    3,206.50x = 10,073,975.20
  5. Step 5: Solve for x
    x = 10,073,975.20/3,206.50
  6. Step 6: Final answer
    x = 3,141.74

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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.