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Finding the Fourth Proportional to 6,644.22, 9,965.97 and 6,562.14

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Solution

The fourth proportional to 6,644.22, 9,965.97 and 6,562.14 is: 9,842.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.22 : 9,965.97 = 6,562.14 : x
  2. Step 2: Convert to fraction form
    6,644.22/9,965.97 = 6,562.14/x
  3. Step 3: Cross multiply
    6,644.22x = 9,965.97 × 6,562.14
  4. Step 4: Simplify right side
    6,644.22x = 65,398,090.38
  5. Step 5: Solve for x
    x = 65,398,090.38/6,644.22
  6. Step 6: Final answer
    x = 9,842.85

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1.5x scale

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.