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Finding the Third Proportional to 6,618.38 and 9,725.06

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Solution

The third proportional to 6,618.38 and 9,725.06 is: 14,290.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,618.38 : 9,725.06 = 9,725.06 : x
  2. Step 2: Convert to fraction form
    6,618.38/9,725.06 = 9,725.06/x
  3. Step 3: Cross multiply
    6,618.38x = 9,725.06 × 9,725.06
  4. Step 4: Simplify right side
    6,618.38x = 94,576,840.63
  5. Step 5: Solve for x
    x = 94,576,840.63/6,618.38
  6. Step 6: Final answer
    x = 14,290.04

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.