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Finding the Fourth Proportional to 11,701.96, 17,552.56 and 2,936.96

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Solution

The fourth proportional to 11,701.96, 17,552.56 and 2,936.96 is: 4,405.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.96 : 17,552.56 = 2,936.96 : x
  2. Step 2: Convert to fraction form
    11,701.96/17,552.56 = 2,936.96/x
  3. Step 3: Cross multiply
    11,701.96x = 17,552.56 × 2,936.96
  4. Step 4: Simplify right side
    11,701.96x = 51,551,166.62
  5. Step 5: Solve for x
    x = 51,551,166.62/11,701.96
  6. Step 6: Final answer
    x = 4,405.34

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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.