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Finding the Fourth Proportional to 3,794.48, 5,691.76 and 1,846.88

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Solution

The fourth proportional to 3,794.48, 5,691.76 and 1,846.88 is: 2,770.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,794.48 : 5,691.76 = 1,846.88 : x
  2. Step 2: Convert to fraction form
    3,794.48/5,691.76 = 1,846.88/x
  3. Step 3: Cross multiply
    3,794.48x = 5,691.76 × 1,846.88
  4. Step 4: Simplify right side
    3,794.48x = 10,511,997.71
  5. Step 5: Solve for x
    x = 10,511,997.71/3,794.48
  6. Step 6: Final answer
    x = 2,770.34

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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.