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Finding the Third Proportional to 1,237 and 2,746.75

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Solution

The third proportional to 1,237 and 2,746.75 is: 6,099.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237 : 2,746.75 = 2,746.75 : x
  2. Step 2: Convert to fraction form
    1,237/2,746.75 = 2,746.75/x
  3. Step 3: Cross multiply
    1,237x = 2,746.75 × 2,746.75
  4. Step 4: Simplify right side
    1,237x = 7,544,635.56
  5. Step 5: Solve for x
    x = 7,544,635.56/1,237
  6. Step 6: Final answer
    x = 6,099.14

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Why These Related Problems?

These problems maintain the same ratio (2.22) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.