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Finding the Fourth Proportional to 3,797.07, 5,691.76 and 1,572.83

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Solution

The fourth proportional to 3,797.07, 5,691.76 and 1,572.83 is: 2,357.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.07 : 5,691.76 = 1,572.83 : x
  2. Step 2: Convert to fraction form
    3,797.07/5,691.76 = 1,572.83/x
  3. Step 3: Cross multiply
    3,797.07x = 5,691.76 × 1,572.83
  4. Step 4: Simplify right side
    3,797.07x = 8,952,170.88
  5. Step 5: Solve for x
    x = 8,952,170.88/3,797.07
  6. Step 6: Final answer
    x = 2,357.65

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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.