Home / 8,199.96-12,304.88-2,934.56

Finding the Fourth Proportional to 8,199.96, 12,304.88 and 2,934.56

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Solution

The fourth proportional to 8,199.96, 12,304.88 and 2,934.56 is: 4,403.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,199.96 : 12,304.88 = 2,934.56 : x
  2. Step 2: Convert to fraction form
    8,199.96/12,304.88 = 2,934.56/x
  3. Step 3: Cross multiply
    8,199.96x = 12,304.88 × 2,934.56
  4. Step 4: Simplify right side
    8,199.96x = 36,109,408.65
  5. Step 5: Solve for x
    x = 36,109,408.65/8,199.96
  6. Step 6: Final answer
    x = 4,403.61

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1.5x scale

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.