Home / 6,939.09-10,408.33-2,008.62

Finding the Fourth Proportional to 6,939.09, 10,408.33 and 2,008.62

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Solution

The fourth proportional to 6,939.09, 10,408.33 and 2,008.62 is: 3,012.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,939.09 : 10,408.33 = 2,008.62 : x
  2. Step 2: Convert to fraction form
    6,939.09/10,408.33 = 2,008.62/x
  3. Step 3: Cross multiply
    6,939.09x = 10,408.33 × 2,008.62
  4. Step 4: Simplify right side
    6,939.09x = 20,906,379.80
  5. Step 5: Solve for x
    x = 20,906,379.80/6,939.09
  6. Step 6: Final answer
    x = 3,012.84

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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.