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Finding the Fourth Proportional to 6,800.70, 10,200.96 and 2,183.70

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Solution

The fourth proportional to 6,800.70, 10,200.96 and 2,183.70 is: 3,275.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,800.70 : 10,200.96 = 2,183.70 : x
  2. Step 2: Convert to fraction form
    6,800.70/10,200.96 = 2,183.70/x
  3. Step 3: Cross multiply
    6,800.70x = 10,200.96 × 2,183.70
  4. Step 4: Simplify right side
    6,800.70x = 22,275,836.35
  5. Step 5: Solve for x
    x = 22,275,836.35/6,800.70
  6. Step 6: Final answer
    x = 3,275.52

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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.