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Finding the Fourth Proportional to 3,794.25, 5,683.95 and 1,939.89

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Solution

The fourth proportional to 3,794.25, 5,683.95 and 1,939.89 is: 2,906.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.25 : 5,683.95 = 1,939.89 : x
  2. Step 2: Convert to fraction form
    3,794.25/5,683.95 = 1,939.89/x
  3. Step 3: Cross multiply
    3,794.25x = 5,683.95 × 1,939.89
  4. Step 4: Simplify right side
    3,794.25x = 11,026,237.77
  5. Step 5: Solve for x
    x = 11,026,237.77/3,794.25
  6. Step 6: Final answer
    x = 2,906.04

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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.