Home / 11,836.39-17,749.97-4,436.81

Finding the Fourth Proportional to 11,836.39, 17,749.97 and 4,436.81

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Solution

The fourth proportional to 11,836.39, 17,749.97 and 4,436.81 is: 6,653.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,836.39 : 17,749.97 = 4,436.81 : x
  2. Step 2: Convert to fraction form
    11,836.39/17,749.97 = 4,436.81/x
  3. Step 3: Cross multiply
    11,836.39x = 17,749.97 × 4,436.81
  4. Step 4: Simplify right side
    11,836.39x = 78,753,310.26
  5. Step 5: Solve for x
    x = 78,753,310.26/11,836.39
  6. Step 6: Final answer
    x = 6,653.49

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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.