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Finding the Fourth Proportional to 3,600.42, 4,968.60 and 2,183.64

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Solution

The fourth proportional to 3,600.42, 4,968.60 and 2,183.64 is: 3,013.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,600.42 : 4,968.60 = 2,183.64 : x
  2. Step 2: Convert to fraction form
    3,600.42/4,968.60 = 2,183.64/x
  3. Step 3: Cross multiply
    3,600.42x = 4,968.60 × 2,183.64
  4. Step 4: Simplify right side
    3,600.42x = 10,849,633.70
  5. Step 5: Solve for x
    x = 10,849,633.70/3,600.42
  6. Step 6: Final answer
    x = 3,013.44

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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.