Home / 11,964.44-16,511.57-6,659.37

Finding the Fourth Proportional to 11,964.44, 16,511.57 and 6,659.37

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Solution

The fourth proportional to 11,964.44, 16,511.57 and 6,659.37 is: 9,190.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,964.44 : 16,511.57 = 6,659.37 : x
  2. Step 2: Convert to fraction form
    11,964.44/16,511.57 = 6,659.37/x
  3. Step 3: Cross multiply
    11,964.44x = 16,511.57 × 6,659.37
  4. Step 4: Simplify right side
    11,964.44x = 109,956,653.91
  5. Step 5: Solve for x
    x = 109,956,653.91/11,964.44
  6. Step 6: Final answer
    x = 9,190.29

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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.