Home / 6,815.44-10,217.08-2,431.92

Finding the Fourth Proportional to 6,815.44, 10,217.08 and 2,431.92

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Solution

The fourth proportional to 6,815.44, 10,217.08 and 2,431.92 is: 3,645.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,815.44 : 10,217.08 = 2,431.92 : x
  2. Step 2: Convert to fraction form
    6,815.44/10,217.08 = 2,431.92/x
  3. Step 3: Cross multiply
    6,815.44x = 10,217.08 × 2,431.92
  4. Step 4: Simplify right side
    6,815.44x = 24,847,109.03
  5. Step 5: Solve for x
    x = 24,847,109.03/6,815.44
  6. Step 6: Final answer
    x = 3,645.71

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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.