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Finding the Third Proportional to 6,807.38 and 10,210.64

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Solution

The third proportional to 6,807.38 and 10,210.64 is: 15,315.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,807.38 : 10,210.64 = 10,210.64 : x
  2. Step 2: Convert to fraction form
    6,807.38/10,210.64 = 10,210.64/x
  3. Step 3: Cross multiply
    6,807.38x = 10,210.64 × 10,210.64
  4. Step 4: Simplify right side
    6,807.38x = 104,257,181.97
  5. Step 5: Solve for x
    x = 104,257,181.97/6,807.38
  6. Step 6: Final answer
    x = 15,315.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.