Home / 8,104.06-11,183.61-4,378.06

Finding the Fourth Proportional to 8,104.06, 11,183.61 and 4,378.06

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Solution

The fourth proportional to 8,104.06, 11,183.61 and 4,378.06 is: 6,041.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,104.06 : 11,183.61 = 4,378.06 : x
  2. Step 2: Convert to fraction form
    8,104.06/11,183.61 = 4,378.06/x
  3. Step 3: Cross multiply
    8,104.06x = 11,183.61 × 4,378.06
  4. Step 4: Simplify right side
    8,104.06x = 48,962,515.60
  5. Step 5: Solve for x
    x = 48,962,515.60/8,104.06
  6. Step 6: Final answer
    x = 6,041.73

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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.