Home / 7,183.19-10,768.38-2,799.65

Finding the Fourth Proportional to 7,183.19, 10,768.38 and 2,799.65

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Solution

The fourth proportional to 7,183.19, 10,768.38 and 2,799.65 is: 4,196.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,183.19 : 10,768.38 = 2,799.65 : x
  2. Step 2: Convert to fraction form
    7,183.19/10,768.38 = 2,799.65/x
  3. Step 3: Cross multiply
    7,183.19x = 10,768.38 × 2,799.65
  4. Step 4: Simplify right side
    7,183.19x = 30,147,641.23
  5. Step 5: Solve for x
    x = 30,147,641.23/7,183.19
  6. Step 6: Final answer
    x = 4,196.97

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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.