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Finding the Third Proportional to 7,210.27 and 8,182.27

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Solution

The third proportional to 7,210.27 and 8,182.27 is: 9,285.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,210.27 : 8,182.27 = 8,182.27 : x
  2. Step 2: Convert to fraction form
    7,210.27/8,182.27 = 8,182.27/x
  3. Step 3: Cross multiply
    7,210.27x = 8,182.27 × 8,182.27
  4. Step 4: Simplify right side
    7,210.27x = 66,949,470.76
  5. Step 5: Solve for x
    x = 66,949,470.76/7,210.27
  6. Step 6: Final answer
    x = 9,285.30

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.13) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.