Home / 6,176.22-8,517.42-3,935.76

Finding the Fourth Proportional to 6,176.22, 8,517.42 and 3,935.76

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Solution

The fourth proportional to 6,176.22, 8,517.42 and 3,935.76 is: 5,427.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,176.22 : 8,517.42 = 3,935.76 : x
  2. Step 2: Convert to fraction form
    6,176.22/8,517.42 = 3,935.76/x
  3. Step 3: Cross multiply
    6,176.22x = 8,517.42 × 3,935.76
  4. Step 4: Simplify right side
    6,176.22x = 33,522,520.94
  5. Step 5: Solve for x
    x = 33,522,520.94/6,176.22
  6. Step 6: Final answer
    x = 5,427.68

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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.