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Finding the Third Proportional to 4,422.94 and 6,901.03

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Solution

The third proportional to 4,422.94 and 6,901.03 is: 10,767.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,422.94 : 6,901.03 = 6,901.03 : x
  2. Step 2: Convert to fraction form
    4,422.94/6,901.03 = 6,901.03/x
  3. Step 3: Cross multiply
    4,422.94x = 6,901.03 × 6,901.03
  4. Step 4: Simplify right side
    4,422.94x = 47,624,232.31
  5. Step 5: Solve for x
    x = 47,624,232.31/4,422.94
  6. Step 6: Final answer
    x = 10,767.56

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.