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Finding the Fourth Proportional to 6,644.47, 9,169.04 and 3,660.23

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Solution

The fourth proportional to 6,644.47, 9,169.04 and 3,660.23 is: 5,050.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.47 : 9,169.04 = 3,660.23 : x
  2. Step 2: Convert to fraction form
    6,644.47/9,169.04 = 3,660.23/x
  3. Step 3: Cross multiply
    6,644.47x = 9,169.04 × 3,660.23
  4. Step 4: Simplify right side
    6,644.47x = 33,560,758.58
  5. Step 5: Solve for x
    x = 33,560,758.58/6,644.47
  6. Step 6: Final answer
    x = 5,050.93

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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.