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Finding the Third Proportional to 1,244.50 and 2,606

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Solution

The third proportional to 1,244.50 and 2,606 is: 5,457.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244.50 : 2,606 = 2,606 : x
  2. Step 2: Convert to fraction form
    1,244.50/2,606 = 2,606/x
  3. Step 3: Cross multiply
    1,244.50x = 2,606 × 2,606
  4. Step 4: Simplify right side
    1,244.50x = 6,791,236
  5. Step 5: Solve for x
    x = 6,791,236/1,244.50
  6. Step 6: Final answer
    x = 5,457.00

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Why These Related Problems?

These problems maintain the same ratio (2.09) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.