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Finding the Fourth Proportional to 11,713.53, 17,576.07 and 5,473.97

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Solution

The fourth proportional to 11,713.53, 17,576.07 and 5,473.97 is: 8,213.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,713.53 : 17,576.07 = 5,473.97 : x
  2. Step 2: Convert to fraction form
    11,713.53/17,576.07 = 5,473.97/x
  3. Step 3: Cross multiply
    11,713.53x = 17,576.07 × 5,473.97
  4. Step 4: Simplify right side
    11,713.53x = 96,210,879.90
  5. Step 5: Solve for x
    x = 96,210,879.90/11,713.53
  6. Step 6: Final answer
    x = 8,213.65

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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.