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Finding the Fourth Proportional to 6,711.77, 10,062.11 and 2,960.87

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Solution

The fourth proportional to 6,711.77, 10,062.11 and 2,960.87 is: 4,438.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,711.77 : 10,062.11 = 2,960.87 : x
  2. Step 2: Convert to fraction form
    6,711.77/10,062.11 = 2,960.87/x
  3. Step 3: Cross multiply
    6,711.77x = 10,062.11 × 2,960.87
  4. Step 4: Simplify right side
    6,711.77x = 29,792,624.97
  5. Step 5: Solve for x
    x = 29,792,624.97/6,711.77
  6. Step 6: Final answer
    x = 4,438.86

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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.