Home / 8,229.42-11,351.67-6,247.74

Finding the Fourth Proportional to 8,229.42, 11,351.67 and 6,247.74

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Solution

The fourth proportional to 8,229.42, 11,351.67 and 6,247.74 is: 8,618.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,229.42 : 11,351.67 = 6,247.74 : x
  2. Step 2: Convert to fraction form
    8,229.42/11,351.67 = 6,247.74/x
  3. Step 3: Cross multiply
    8,229.42x = 11,351.67 × 6,247.74
  4. Step 4: Simplify right side
    8,229.42x = 70,922,282.73
  5. Step 5: Solve for x
    x = 70,922,282.73/8,229.42
  6. Step 6: Final answer
    x = 8,618.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.