Home / 6,222.60-9,311.97-3,883.70

Finding the Fourth Proportional to 6,222.60, 9,311.97 and 3,883.70

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Solution

The fourth proportional to 6,222.60, 9,311.97 and 3,883.70 is: 5,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,222.60 : 9,311.97 = 3,883.70 : x
  2. Step 2: Convert to fraction form
    6,222.60/9,311.97 = 3,883.70/x
  3. Step 3: Cross multiply
    6,222.60x = 9,311.97 × 3,883.70
  4. Step 4: Simplify right side
    6,222.60x = 36,164,908.80
  5. Step 5: Solve for x
    x = 36,164,908.80/6,222.60
  6. Step 6: Final answer
    x = 5,811.86

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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.