Home / 8,481.09-12,716.97-6,737.25

Finding the Fourth Proportional to 8,481.09, 12,716.97 and 6,737.25

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Solution

The fourth proportional to 8,481.09, 12,716.97 and 6,737.25 is: 10,102.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,481.09 : 12,716.97 = 6,737.25 : x
  2. Step 2: Convert to fraction form
    8,481.09/12,716.97 = 6,737.25/x
  3. Step 3: Cross multiply
    8,481.09x = 12,716.97 × 6,737.25
  4. Step 4: Simplify right side
    8,481.09x = 85,677,406.13
  5. Step 5: Solve for x
    x = 85,677,406.13/8,481.09
  6. Step 6: Final answer
    x = 10,102.17

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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.