Home / 11,969.08-16,517.59-6,664.24

Finding the Fourth Proportional to 11,969.08, 16,517.59 and 6,664.24

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Solution

The fourth proportional to 11,969.08, 16,517.59 and 6,664.24 is: 9,196.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,969.08 : 16,517.59 = 6,664.24 : x
  2. Step 2: Convert to fraction form
    11,969.08/16,517.59 = 6,664.24/x
  3. Step 3: Cross multiply
    11,969.08x = 16,517.59 × 6,664.24
  4. Step 4: Simplify right side
    11,969.08x = 110,077,183.98
  5. Step 5: Solve for x
    x = 110,077,183.98/11,969.08
  6. Step 6: Final answer
    x = 9,196.80

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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.