Home / 3,189.24-4,776.54-2,216.04

Finding the Fourth Proportional to 3,189.24, 4,776.54 and 2,216.04

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Solution

The fourth proportional to 3,189.24, 4,776.54 and 2,216.04 is: 3,318.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189.24 : 4,776.54 = 2,216.04 : x
  2. Step 2: Convert to fraction form
    3,189.24/4,776.54 = 2,216.04/x
  3. Step 3: Cross multiply
    3,189.24x = 4,776.54 × 2,216.04
  4. Step 4: Simplify right side
    3,189.24x = 10,585,003.70
  5. Step 5: Solve for x
    x = 10,585,003.70/3,189.24
  6. Step 6: Final answer
    x = 3,318.97

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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.