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Finding the Third Proportional to 1,753 and 3,788.50

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Solution

The third proportional to 1,753 and 3,788.50 is: 8,187.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753 : 3,788.50 = 3,788.50 : x
  2. Step 2: Convert to fraction form
    1,753/3,788.50 = 3,788.50/x
  3. Step 3: Cross multiply
    1,753x = 3,788.50 × 3,788.50
  4. Step 4: Simplify right side
    1,753x = 14,352,732.25
  5. Step 5: Solve for x
    x = 14,352,732.25/1,753
  6. Step 6: Final answer
    x = 8,187.53

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.