Home / 8,183.14-12,287.01-4,910.87

Finding the Fourth Proportional to 8,183.14, 12,287.01 and 4,910.87

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Solution

The fourth proportional to 8,183.14, 12,287.01 and 4,910.87 is: 7,373.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,183.14 : 12,287.01 = 4,910.87 : x
  2. Step 2: Convert to fraction form
    8,183.14/12,287.01 = 4,910.87/x
  3. Step 3: Cross multiply
    8,183.14x = 12,287.01 × 4,910.87
  4. Step 4: Simplify right side
    8,183.14x = 60,339,908.80
  5. Step 5: Solve for x
    x = 60,339,908.80/8,183.14
  6. Step 6: Final answer
    x = 7,373.69

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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.