Home / 8,110.96-11,196.24-6,343.12

Finding the Fourth Proportional to 8,110.96, 11,196.24 and 6,343.12

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Solution

The fourth proportional to 8,110.96, 11,196.24 and 6,343.12 is: 8,755.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,110.96 : 11,196.24 = 6,343.12 : x
  2. Step 2: Convert to fraction form
    8,110.96/11,196.24 = 6,343.12/x
  3. Step 3: Cross multiply
    8,110.96x = 11,196.24 × 6,343.12
  4. Step 4: Simplify right side
    8,110.96x = 71,019,093.87
  5. Step 5: Solve for x
    x = 71,019,093.87/8,110.96
  6. Step 6: Final answer
    x = 8,755.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.