Home / 11,843.71-16,342.70-6,538.52

Finding the Fourth Proportional to 11,843.71, 16,342.70 and 6,538.52

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Solution

The fourth proportional to 11,843.71, 16,342.70 and 6,538.52 is: 9,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.71 : 16,342.70 = 6,538.52 : x
  2. Step 2: Convert to fraction form
    11,843.71/16,342.70 = 6,538.52/x
  3. Step 3: Cross multiply
    11,843.71x = 16,342.70 × 6,538.52
  4. Step 4: Simplify right side
    11,843.71x = 106,857,078.97
  5. Step 5: Solve for x
    x = 106,857,078.97/11,843.71
  6. Step 6: Final answer
    x = 9,022.27

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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.