Home / 8,198.96-12,303.38-2,933.56

Finding the Fourth Proportional to 8,198.96, 12,303.38 and 2,933.56

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Solution

The fourth proportional to 8,198.96, 12,303.38 and 2,933.56 is: 4,402.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,198.96 : 12,303.38 = 2,933.56 : x
  2. Step 2: Convert to fraction form
    8,198.96/12,303.38 = 2,933.56/x
  3. Step 3: Cross multiply
    8,198.96x = 12,303.38 × 2,933.56
  4. Step 4: Simplify right side
    8,198.96x = 36,092,703.43
  5. Step 5: Solve for x
    x = 36,092,703.43/8,198.96
  6. Step 6: Final answer
    x = 4,402.11

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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.