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Finding the Fourth Proportional to 11,843.94, 17,765.97 and 4,824.06

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Solution

The fourth proportional to 11,843.94, 17,765.97 and 4,824.06 is: 7,236.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,843.94 : 17,765.97 = 4,824.06 : x
  2. Step 2: Convert to fraction form
    11,843.94/17,765.97 = 4,824.06/x
  3. Step 3: Cross multiply
    11,843.94x = 17,765.97 × 4,824.06
  4. Step 4: Simplify right side
    11,843.94x = 85,704,105.24
  5. Step 5: Solve for x
    x = 85,704,105.24/11,843.94
  6. Step 6: Final answer
    x = 7,236.11

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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.