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Finding the Fourth Proportional to 11,007.92, 16,516.74 and 4,446.92

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Solution

The fourth proportional to 11,007.92, 16,516.74 and 4,446.92 is: 6,672.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.92 : 16,516.74 = 4,446.92 : x
  2. Step 2: Convert to fraction form
    11,007.92/16,516.74 = 4,446.92/x
  3. Step 3: Cross multiply
    11,007.92x = 16,516.74 × 4,446.92
  4. Step 4: Simplify right side
    11,007.92x = 73,448,621.44
  5. Step 5: Solve for x
    x = 73,448,621.44/11,007.92
  6. Step 6: Final answer
    x = 6,672.34

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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.