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Finding the Fourth Proportional to 3,773.26, 5,660.46 and 1,899.96

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Solution

The fourth proportional to 3,773.26, 5,660.46 and 1,899.96 is: 2,850.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,773.26 : 5,660.46 = 1,899.96 : x
  2. Step 2: Convert to fraction form
    3,773.26/5,660.46 = 1,899.96/x
  3. Step 3: Cross multiply
    3,773.26x = 5,660.46 × 1,899.96
  4. Step 4: Simplify right side
    3,773.26x = 10,754,621.01
  5. Step 5: Solve for x
    x = 10,754,621.01/3,773.26
  6. Step 6: Final answer
    x = 2,850.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.