Home / 7,939.41-11,908.09-2,673.60

Finding the Fourth Proportional to 7,939.41, 11,908.09 and 2,673.60

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Solution

The fourth proportional to 7,939.41, 11,908.09 and 2,673.60 is: 4,010.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939.41 : 11,908.09 = 2,673.60 : x
  2. Step 2: Convert to fraction form
    7,939.41/11,908.09 = 2,673.60/x
  3. Step 3: Cross multiply
    7,939.41x = 11,908.09 × 2,673.60
  4. Step 4: Simplify right side
    7,939.41x = 31,837,469.42
  5. Step 5: Solve for x
    x = 31,837,469.42/7,939.41
  6. Step 6: Final answer
    x = 4,010.05

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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.