Home / 3,940.14-5,910.19-1,166.83

Finding the Fourth Proportional to 3,940.14, 5,910.19 and 1,166.83

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Solution

The fourth proportional to 3,940.14, 5,910.19 and 1,166.83 is: 1,750.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,940.14 : 5,910.19 = 1,166.83 : x
  2. Step 2: Convert to fraction form
    3,940.14/5,910.19 = 1,166.83/x
  3. Step 3: Cross multiply
    3,940.14x = 5,910.19 × 1,166.83
  4. Step 4: Simplify right side
    3,940.14x = 6,896,169.31
  5. Step 5: Solve for x
    x = 6,896,169.31/3,940.14
  6. Step 6: Final answer
    x = 1,750.23

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Double scale
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Similar ratio
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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.