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Finding the Third Proportional to 6,765.19 and 9,216.28

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Solution

The third proportional to 6,765.19 and 9,216.28 is: 12,555.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,765.19 : 9,216.28 = 9,216.28 : x
  2. Step 2: Convert to fraction form
    6,765.19/9,216.28 = 9,216.28/x
  3. Step 3: Cross multiply
    6,765.19x = 9,216.28 × 9,216.28
  4. Step 4: Simplify right side
    6,765.19x = 84,939,840.08
  5. Step 5: Solve for x
    x = 84,939,840.08/6,765.19
  6. Step 6: Final answer
    x = 12,555.43

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.