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Finding the Third Proportional to 2,775.75 and 6,069.63

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Solution

The third proportional to 2,775.75 and 6,069.63 is: 13,272.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,775.75 : 6,069.63 = 6,069.63 : x
  2. Step 2: Convert to fraction form
    2,775.75/6,069.63 = 6,069.63/x
  3. Step 3: Cross multiply
    2,775.75x = 6,069.63 × 6,069.63
  4. Step 4: Simplify right side
    2,775.75x = 36,840,347.64
  5. Step 5: Solve for x
    x = 36,840,347.64/2,775.75
  6. Step 6: Final answer
    x = 13,272.21

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.