Home / 8,022.53-12,039.32-2,828.41

Finding the Fourth Proportional to 8,022.53, 12,039.32 and 2,828.41

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Solution

The fourth proportional to 8,022.53, 12,039.32 and 2,828.41 is: 4,244.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,022.53 : 12,039.32 = 2,828.41 : x
  2. Step 2: Convert to fraction form
    8,022.53/12,039.32 = 2,828.41/x
  3. Step 3: Cross multiply
    8,022.53x = 12,039.32 × 2,828.41
  4. Step 4: Simplify right side
    8,022.53x = 34,052,133.08
  5. Step 5: Solve for x
    x = 34,052,133.08/8,022.53
  6. Step 6: Final answer
    x = 4,244.56

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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.