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Finding the Third Proportional to 2,340 and 5,125.50

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Solution

The third proportional to 2,340 and 5,125.50 is: 11,226.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,340 : 5,125.50 = 5,125.50 : x
  2. Step 2: Convert to fraction form
    2,340/5,125.50 = 5,125.50/x
  3. Step 3: Cross multiply
    2,340x = 5,125.50 × 5,125.50
  4. Step 4: Simplify right side
    2,340x = 26,270,750.25
  5. Step 5: Solve for x
    x = 26,270,750.25/2,340
  6. Step 6: Final answer
    x = 11,226.82

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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.