Home / 6,778.08-10,161.63-6,231.33

Finding the Fourth Proportional to 6,778.08, 10,161.63 and 6,231.33

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Solution

The fourth proportional to 6,778.08, 10,161.63 and 6,231.33 is: 9,341.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,778.08 : 10,161.63 = 6,231.33 : x
  2. Step 2: Convert to fraction form
    6,778.08/10,161.63 = 6,231.33/x
  3. Step 3: Cross multiply
    6,778.08x = 10,161.63 × 6,231.33
  4. Step 4: Simplify right side
    6,778.08x = 63,320,469.87
  5. Step 5: Solve for x
    x = 63,320,469.87/6,778.08
  6. Step 6: Final answer
    x = 9,341.95

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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.