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Finding the Third Proportional to 1,204.03 and 2,587.78

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Solution

The third proportional to 1,204.03 and 2,587.78 is: 5,561.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,204.03 : 2,587.78 = 2,587.78 : x
  2. Step 2: Convert to fraction form
    1,204.03/2,587.78 = 2,587.78/x
  3. Step 3: Cross multiply
    1,204.03x = 2,587.78 × 2,587.78
  4. Step 4: Simplify right side
    1,204.03x = 6,696,611.80
  5. Step 5: Solve for x
    x = 6,696,611.80/1,204.03
  6. Step 6: Final answer
    x = 5,561.83

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.