Home / 11,198.97-16,772.93-5,359.71

Finding the Fourth Proportional to 11,198.97, 16,772.93 and 5,359.71

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Solution

The fourth proportional to 11,198.97, 16,772.93 and 5,359.71 is: 8,027.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,198.97 : 16,772.93 = 5,359.71 : x
  2. Step 2: Convert to fraction form
    11,198.97/16,772.93 = 5,359.71/x
  3. Step 3: Cross multiply
    11,198.97x = 16,772.93 × 5,359.71
  4. Step 4: Simplify right side
    11,198.97x = 89,898,013.85
  5. Step 5: Solve for x
    x = 89,898,013.85/11,198.97
  6. Step 6: Final answer
    x = 8,027.35

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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.