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Finding the Fourth Proportional to 6,644.93, 9,170.06 and 3,660.86

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Solution

The fourth proportional to 6,644.93, 9,170.06 and 3,660.86 is: 5,052.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.93 : 9,170.06 = 3,660.86 : x
  2. Step 2: Convert to fraction form
    6,644.93/9,170.06 = 3,660.86/x
  3. Step 3: Cross multiply
    6,644.93x = 9,170.06 × 3,660.86
  4. Step 4: Simplify right side
    6,644.93x = 33,570,310.47
  5. Step 5: Solve for x
    x = 33,570,310.47/6,644.93
  6. Step 6: Final answer
    x = 5,052.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.