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Finding the Third Proportional to 1,899.25 and 4,418

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Solution

The third proportional to 1,899.25 and 4,418 is: 10,277.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,899.25 : 4,418 = 4,418 : x
  2. Step 2: Convert to fraction form
    1,899.25/4,418 = 4,418/x
  3. Step 3: Cross multiply
    1,899.25x = 4,418 × 4,418
  4. Step 4: Simplify right side
    1,899.25x = 19,518,724
  5. Step 5: Solve for x
    x = 19,518,724/1,899.25
  6. Step 6: Final answer
    x = 10,277.07

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Why These Related Problems?

These problems maintain the same ratio (2.33) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.