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Finding the Third Proportional to 3,211.13 and 6,832.50

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Solution

The third proportional to 3,211.13 and 6,832.50 is: 14,537.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,211.13 : 6,832.50 = 6,832.50 : x
  2. Step 2: Convert to fraction form
    3,211.13/6,832.50 = 6,832.50/x
  3. Step 3: Cross multiply
    3,211.13x = 6,832.50 × 6,832.50
  4. Step 4: Simplify right side
    3,211.13x = 46,683,056.25
  5. Step 5: Solve for x
    x = 46,683,056.25/3,211.13
  6. Step 6: Final answer
    x = 14,537.91

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Why These Related Problems?

These problems maintain the same ratio (2.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.