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Finding the Third Proportional to 963.56 and 2,108.06

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Solution

The third proportional to 963.56 and 2,108.06 is: 4,611.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    963.56 : 2,108.06 = 2,108.06 : x
  2. Step 2: Convert to fraction form
    963.56/2,108.06 = 2,108.06/x
  3. Step 3: Cross multiply
    963.56x = 2,108.06 × 2,108.06
  4. Step 4: Simplify right side
    963.56x = 4,443,927.50
  5. Step 5: Solve for x
    x = 4,443,927.50/963.56
  6. Step 6: Final answer
    x = 4,611.98

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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.