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Finding the Third Proportional to 1,349.75 and 1,823.75

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Solution

The third proportional to 1,349.75 and 1,823.75 is: 2,464.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349.75 : 1,823.75 = 1,823.75 : x
  2. Step 2: Convert to fraction form
    1,349.75/1,823.75 = 1,823.75/x
  3. Step 3: Cross multiply
    1,349.75x = 1,823.75 × 1,823.75
  4. Step 4: Simplify right side
    1,349.75x = 3,326,064.06
  5. Step 5: Solve for x
    x = 3,326,064.06/1,349.75
  6. Step 6: Final answer
    x = 2,464.21

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Why These Related Problems?

These problems maintain the same ratio (1.35) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.