Home / 5,920.50-8,171.60-3,797.73

Finding the Fourth Proportional to 5,920.50, 8,171.60 and 3,797.73

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Solution

The fourth proportional to 5,920.50, 8,171.60 and 3,797.73 is: 5,241.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,920.50 : 8,171.60 = 3,797.73 : x
  2. Step 2: Convert to fraction form
    5,920.50/8,171.60 = 3,797.73/x
  3. Step 3: Cross multiply
    5,920.50x = 8,171.60 × 3,797.73
  4. Step 4: Simplify right side
    5,920.50x = 31,033,489.61
  5. Step 5: Solve for x
    x = 31,033,489.61/5,920.50
  6. Step 6: Final answer
    x = 5,241.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.