Home / 8,069.27-12,103.70-3,324.38

Finding the Fourth Proportional to 8,069.27, 12,103.70 and 3,324.38

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Solution

The fourth proportional to 8,069.27, 12,103.70 and 3,324.38 is: 4,986.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,069.27 : 12,103.70 = 3,324.38 : x
  2. Step 2: Convert to fraction form
    8,069.27/12,103.70 = 3,324.38/x
  3. Step 3: Cross multiply
    8,069.27x = 12,103.70 × 3,324.38
  4. Step 4: Simplify right side
    8,069.27x = 40,237,221.07
  5. Step 5: Solve for x
    x = 40,237,221.07/8,069.27
  6. Step 6: Final answer
    x = 4,986.48

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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.