Home / 7,216.83-10,822.14-2,286.90

Finding the Fourth Proportional to 7,216.83, 10,822.14 and 2,286.90

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Solution

The fourth proportional to 7,216.83, 10,822.14 and 2,286.90 is: 3,429.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,216.83 : 10,822.14 = 2,286.90 : x
  2. Step 2: Convert to fraction form
    7,216.83/10,822.14 = 2,286.90/x
  3. Step 3: Cross multiply
    7,216.83x = 10,822.14 × 2,286.90
  4. Step 4: Simplify right side
    7,216.83x = 24,749,151.97
  5. Step 5: Solve for x
    x = 24,749,151.97/7,216.83
  6. Step 6: Final answer
    x = 3,429.37

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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.