Home / 11,914.47-16,441.47-6,608.97

Finding the Fourth Proportional to 11,914.47, 16,441.47 and 6,608.97

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Solution

The fourth proportional to 11,914.47, 16,441.47 and 6,608.97 is: 9,120.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,914.47 : 16,441.47 = 6,608.97 : x
  2. Step 2: Convert to fraction form
    11,914.47/16,441.47 = 6,608.97/x
  3. Step 3: Cross multiply
    11,914.47x = 16,441.47 × 6,608.97
  4. Step 4: Simplify right side
    11,914.47x = 108,661,181.99
  5. Step 5: Solve for x
    x = 108,661,181.99/11,914.47
  6. Step 6: Final answer
    x = 9,120.10

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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.