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Finding the Fourth Proportional to 11,672.92, 17,506.81 and 3,351.08

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Solution

The fourth proportional to 11,672.92, 17,506.81 and 3,351.08 is: 5,025.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,672.92 : 17,506.81 = 3,351.08 : x
  2. Step 2: Convert to fraction form
    11,672.92/17,506.81 = 3,351.08/x
  3. Step 3: Cross multiply
    11,672.92x = 17,506.81 × 3,351.08
  4. Step 4: Simplify right side
    11,672.92x = 58,666,720.85
  5. Step 5: Solve for x
    x = 58,666,720.85/11,672.92
  6. Step 6: Final answer
    x = 5,025.88

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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.