Home / 11,155.92-16,733.79-2,835.96

Finding the Fourth Proportional to 11,155.92, 16,733.79 and 2,835.96

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Solution

The fourth proportional to 11,155.92, 16,733.79 and 2,835.96 is: 4,253.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,155.92 : 16,733.79 = 2,835.96 : x
  2. Step 2: Convert to fraction form
    11,155.92/16,733.79 = 2,835.96/x
  3. Step 3: Cross multiply
    11,155.92x = 16,733.79 × 2,835.96
  4. Step 4: Simplify right side
    11,155.92x = 47,456,359.09
  5. Step 5: Solve for x
    x = 47,456,359.09/11,155.92
  6. Step 6: Final answer
    x = 4,253.92

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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.