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Finding the Fourth Proportional to 11,864.97, 17,797.41 and 4,843.49

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Solution

The fourth proportional to 11,864.97, 17,797.41 and 4,843.49 is: 7,265.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,864.97 : 17,797.41 = 4,843.49 : x
  2. Step 2: Convert to fraction form
    11,864.97/17,797.41 = 4,843.49/x
  3. Step 3: Cross multiply
    11,864.97x = 17,797.41 × 4,843.49
  4. Step 4: Simplify right side
    11,864.97x = 86,201,488.37
  5. Step 5: Solve for x
    x = 86,201,488.37/11,864.97
  6. Step 6: Final answer
    x = 7,265.21

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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.