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Finding the Fourth Proportional to 6,644.04, 9,168.80 and 3,659.80

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Solution

The fourth proportional to 6,644.04, 9,168.80 and 3,659.80 is: 5,050.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.04 : 9,168.80 = 3,659.80 : x
  2. Step 2: Convert to fraction form
    6,644.04/9,168.80 = 3,659.80/x
  3. Step 3: Cross multiply
    6,644.04x = 9,168.80 × 3,659.80
  4. Step 4: Simplify right side
    6,644.04x = 33,555,974.24
  5. Step 5: Solve for x
    x = 33,555,974.24/6,644.04
  6. Step 6: Final answer
    x = 5,050.54

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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.