Home / 11,095.92-16,621.20-5,163.84

Finding the Fourth Proportional to 11,095.92, 16,621.20 and 5,163.84

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Solution

The fourth proportional to 11,095.92, 16,621.20 and 5,163.84 is: 7,735.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,095.92 : 16,621.20 = 5,163.84 : x
  2. Step 2: Convert to fraction form
    11,095.92/16,621.20 = 5,163.84/x
  3. Step 3: Cross multiply
    11,095.92x = 16,621.20 × 5,163.84
  4. Step 4: Simplify right side
    11,095.92x = 85,829,217.41
  5. Step 5: Solve for x
    x = 85,829,217.41/11,095.92
  6. Step 6: Final answer
    x = 7,735.21

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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.