Home / 3,206.23-4,813.76-2,216.61

Finding the Fourth Proportional to 3,206.23, 4,813.76 and 2,216.61

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Solution

The fourth proportional to 3,206.23, 4,813.76 and 2,216.61 is: 3,327.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,206.23 : 4,813.76 = 2,216.61 : x
  2. Step 2: Convert to fraction form
    3,206.23/4,813.76 = 2,216.61/x
  3. Step 3: Cross multiply
    3,206.23x = 4,813.76 × 2,216.61
  4. Step 4: Simplify right side
    3,206.23x = 10,670,210.98
  5. Step 5: Solve for x
    x = 10,670,210.98/3,206.23
  6. Step 6: Final answer
    x = 3,327.97

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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.