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Finding the Fourth Proportional to 11,759.98, 17,636.33 and 3,966.97

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Solution

The fourth proportional to 11,759.98, 17,636.33 and 3,966.97 is: 5,949.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.98 : 17,636.33 = 3,966.97 : x
  2. Step 2: Convert to fraction form
    11,759.98/17,636.33 = 3,966.97/x
  3. Step 3: Cross multiply
    11,759.98x = 17,636.33 × 3,966.97
  4. Step 4: Simplify right side
    11,759.98x = 69,962,772.19
  5. Step 5: Solve for x
    x = 69,962,772.19/11,759.98
  6. Step 6: Final answer
    x = 5,949.23

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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.