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Finding the Fourth Proportional to 6,644.02, 9,168.87 and 3,659.84

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Solution

The fourth proportional to 6,644.02, 9,168.87 and 3,659.84 is: 5,050.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,644.02 : 9,168.87 = 3,659.84 : x
  2. Step 2: Convert to fraction form
    6,644.02/9,168.87 = 3,659.84/x
  3. Step 3: Cross multiply
    6,644.02x = 9,168.87 × 3,659.84
  4. Step 4: Simplify right side
    6,644.02x = 33,556,597.18
  5. Step 5: Solve for x
    x = 33,556,597.18/6,644.02
  6. Step 6: Final answer
    x = 5,050.65

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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.