Home / 11,701.80-17,553.60-3,910.62

Finding the Fourth Proportional to 11,701.80, 17,553.60 and 3,910.62

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Solution

The fourth proportional to 11,701.80, 17,553.60 and 3,910.62 is: 5,866.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,701.80 : 17,553.60 = 3,910.62 : x
  2. Step 2: Convert to fraction form
    11,701.80/17,553.60 = 3,910.62/x
  3. Step 3: Cross multiply
    11,701.80x = 17,553.60 × 3,910.62
  4. Step 4: Simplify right side
    11,701.80x = 68,645,459.23
  5. Step 5: Solve for x
    x = 68,645,459.23/11,701.80
  6. Step 6: Final answer
    x = 5,866.23

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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.