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Finding the Fourth Proportional to 3,793.76, 5,689.68 and 1,196.48

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Solution

The fourth proportional to 3,793.76, 5,689.68 and 1,196.48 is: 1,794.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,793.76 : 5,689.68 = 1,196.48 : x
  2. Step 2: Convert to fraction form
    3,793.76/5,689.68 = 1,196.48/x
  3. Step 3: Cross multiply
    3,793.76x = 5,689.68 × 1,196.48
  4. Step 4: Simplify right side
    3,793.76x = 6,807,588.33
  5. Step 5: Solve for x
    x = 6,807,588.33/3,793.76
  6. Step 6: Final answer
    x = 1,794.42

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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.