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Finding the Third Proportional to 4,453.73 and 7,005.23

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Solution

The third proportional to 4,453.73 and 7,005.23 is: 11,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,453.73 : 7,005.23 = 7,005.23 : x
  2. Step 2: Convert to fraction form
    4,453.73/7,005.23 = 7,005.23/x
  3. Step 3: Cross multiply
    4,453.73x = 7,005.23 × 7,005.23
  4. Step 4: Simplify right side
    4,453.73x = 49,073,308.65
  5. Step 5: Solve for x
    x = 49,073,308.65/4,453.73
  6. Step 6: Final answer
    x = 11,018.46

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Why These Related Problems?

These problems maintain the same ratio (1.57) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.