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Finding the Third Proportional to 889.50 and 1,956

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Solution

The third proportional to 889.50 and 1,956 is: 4,301.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    889.50 : 1,956 = 1,956 : x
  2. Step 2: Convert to fraction form
    889.50/1,956 = 1,956/x
  3. Step 3: Cross multiply
    889.50x = 1,956 × 1,956
  4. Step 4: Simplify right side
    889.50x = 3,825,936
  5. Step 5: Solve for x
    x = 3,825,936/889.50
  6. Step 6: Final answer
    x = 4,301.22

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These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.