Home / 8,028.05-12,039.64-2,183.90

Finding the Fourth Proportional to 8,028.05, 12,039.64 and 2,183.90

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Solution

The fourth proportional to 8,028.05, 12,039.64 and 2,183.90 is: 3,275.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.05 : 12,039.64 = 2,183.90 : x
  2. Step 2: Convert to fraction form
    8,028.05/12,039.64 = 2,183.90/x
  3. Step 3: Cross multiply
    8,028.05x = 12,039.64 × 2,183.90
  4. Step 4: Simplify right side
    8,028.05x = 26,293,369.80
  5. Step 5: Solve for x
    x = 26,293,369.80/8,028.05
  6. Step 6: Final answer
    x = 3,275.19

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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.