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Finding the Third Proportional to 5,284.13 and 7,773.19

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Solution

The third proportional to 5,284.13 and 7,773.19 is: 11,434.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,284.13 : 7,773.19 = 7,773.19 : x
  2. Step 2: Convert to fraction form
    5,284.13/7,773.19 = 7,773.19/x
  3. Step 3: Cross multiply
    5,284.13x = 7,773.19 × 7,773.19
  4. Step 4: Simplify right side
    5,284.13x = 60,422,443.91
  5. Step 5: Solve for x
    x = 60,422,443.91/5,284.13
  6. Step 6: Final answer
    x = 11,434.71

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.