Home / 8,028.46-11,079.20-4,491.68

Finding the Fourth Proportional to 8,028.46, 11,079.20 and 4,491.68

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Solution

The fourth proportional to 8,028.46, 11,079.20 and 4,491.68 is: 6,198.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,028.46 : 11,079.20 = 4,491.68 : x
  2. Step 2: Convert to fraction form
    8,028.46/11,079.20 = 4,491.68/x
  3. Step 3: Cross multiply
    8,028.46x = 11,079.20 × 4,491.68
  4. Step 4: Simplify right side
    8,028.46x = 49,764,198.60
  5. Step 5: Solve for x
    x = 49,764,198.60/8,028.46
  6. Step 6: Final answer
    x = 6,198.48

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.