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Finding the Fourth Proportional to 11,007.48, 16,516.08 and 4,446.48

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Solution

The fourth proportional to 11,007.48, 16,516.08 and 4,446.48 is: 6,671.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,007.48 : 16,516.08 = 4,446.48 : x
  2. Step 2: Convert to fraction form
    11,007.48/16,516.08 = 4,446.48/x
  3. Step 3: Cross multiply
    11,007.48x = 16,516.08 × 4,446.48
  4. Step 4: Simplify right side
    11,007.48x = 73,438,419.40
  5. Step 5: Solve for x
    x = 73,438,419.40/11,007.48
  6. Step 6: Final answer
    x = 6,671.68

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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.