Home / 6,719.92-10,071.20-2,766.44

Finding the Fourth Proportional to 6,719.92, 10,071.20 and 2,766.44

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Solution

The fourth proportional to 6,719.92, 10,071.20 and 2,766.44 is: 4,146.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,719.92 : 10,071.20 = 2,766.44 : x
  2. Step 2: Convert to fraction form
    6,719.92/10,071.20 = 2,766.44/x
  3. Step 3: Cross multiply
    6,719.92x = 10,071.20 × 2,766.44
  4. Step 4: Simplify right side
    6,719.92x = 27,861,370.53
  5. Step 5: Solve for x
    x = 27,861,370.53/6,719.92
  6. Step 6: Final answer
    x = 4,146.09

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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.