Home / 10,731.76-16,099.92-3,336.04

Finding the Fourth Proportional to 10,731.76, 16,099.92 and 3,336.04

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Solution

The fourth proportional to 10,731.76, 16,099.92 and 3,336.04 is: 5,004.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,731.76 : 16,099.92 = 3,336.04 : x
  2. Step 2: Convert to fraction form
    10,731.76/16,099.92 = 3,336.04/x
  3. Step 3: Cross multiply
    10,731.76x = 16,099.92 × 3,336.04
  4. Step 4: Simplify right side
    10,731.76x = 53,709,977.12
  5. Step 5: Solve for x
    x = 53,709,977.12/10,731.76
  6. Step 6: Final answer
    x = 5,004.77

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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.