Home / 6,787.92-10,183.48-2,107.69

Finding the Fourth Proportional to 6,787.92, 10,183.48 and 2,107.69

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Solution

The fourth proportional to 6,787.92, 10,183.48 and 2,107.69 is: 3,162.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,787.92 : 10,183.48 = 2,107.69 : x
  2. Step 2: Convert to fraction form
    6,787.92/10,183.48 = 2,107.69/x
  3. Step 3: Cross multiply
    6,787.92x = 10,183.48 × 2,107.69
  4. Step 4: Simplify right side
    6,787.92x = 21,463,613.69
  5. Step 5: Solve for x
    x = 21,463,613.69/6,787.92
  6. Step 6: Final answer
    x = 3,162.03

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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.