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Finding the Fourth Proportional to 6,644.62, 9,965.56 and 2,944.49

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Solution

The fourth proportional to 6,644.62, 9,965.56 and 2,944.49 is: 4,416.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.62 : 9,965.56 = 2,944.49 : x
  2. Step 2: Convert to fraction form
    6,644.62/9,965.56 = 2,944.49/x
  3. Step 3: Cross multiply
    6,644.62x = 9,965.56 × 2,944.49
  4. Step 4: Simplify right side
    6,644.62x = 29,343,473.86
  5. Step 5: Solve for x
    x = 29,343,473.86/6,644.62
  6. Step 6: Final answer
    x = 4,416.13

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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.