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Finding the Fourth Proportional to 3,794.57, 5,691.86 and 1,845.09

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Solution

The fourth proportional to 3,794.57, 5,691.86 and 1,845.09 is: 2,767.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.57 : 5,691.86 = 1,845.09 : x
  2. Step 2: Convert to fraction form
    3,794.57/5,691.86 = 1,845.09/x
  3. Step 3: Cross multiply
    3,794.57x = 5,691.86 × 1,845.09
  4. Step 4: Simplify right side
    3,794.57x = 10,501,984.74
  5. Step 5: Solve for x
    x = 10,501,984.74/3,794.57
  6. Step 6: Final answer
    x = 2,767.64

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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.