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Finding the Third Proportional to 6,210 and 8,707

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Solution

The third proportional to 6,210 and 8,707 is: 12,208.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,210 : 8,707 = 8,707 : x
  2. Step 2: Convert to fraction form
    6,210/8,707 = 8,707/x
  3. Step 3: Cross multiply
    6,210x = 8,707 × 8,707
  4. Step 4: Simplify right side
    6,210x = 75,811,849
  5. Step 5: Solve for x
    x = 75,811,849/6,210
  6. Step 6: Final answer
    x = 12,208.03

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.