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Finding the Third Proportional to 4,573.13 and 7,345.69

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Solution

The third proportional to 4,573.13 and 7,345.69 is: 11,799.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,573.13 : 7,345.69 = 7,345.69 : x
  2. Step 2: Convert to fraction form
    4,573.13/7,345.69 = 7,345.69/x
  3. Step 3: Cross multiply
    4,573.13x = 7,345.69 × 7,345.69
  4. Step 4: Simplify right side
    4,573.13x = 53,959,124.85
  5. Step 5: Solve for x
    x = 53,959,124.85/4,573.13
  6. Step 6: Final answer
    x = 11,799.18

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Why These Related Problems?

These problems maintain the same ratio (1.61) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.