Home / 7,939.74-11,908.44-2,096.76

Finding the Fourth Proportional to 7,939.74, 11,908.44 and 2,096.76

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Solution

The fourth proportional to 7,939.74, 11,908.44 and 2,096.76 is: 3,144.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.74 : 11,908.44 = 2,096.76 : x
  2. Step 2: Convert to fraction form
    7,939.74/11,908.44 = 2,096.76/x
  3. Step 3: Cross multiply
    7,939.74x = 11,908.44 × 2,096.76
  4. Step 4: Simplify right side
    7,939.74x = 24,969,140.65
  5. Step 5: Solve for x
    x = 24,969,140.65/7,939.74
  6. Step 6: Final answer
    x = 3,144.83

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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.