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Finding the Fourth Proportional to 3,739.33, 5,610.24 and 1,659.05

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Solution

The fourth proportional to 3,739.33, 5,610.24 and 1,659.05 is: 2,489.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.33 : 5,610.24 = 1,659.05 : x
  2. Step 2: Convert to fraction form
    3,739.33/5,610.24 = 1,659.05/x
  3. Step 3: Cross multiply
    3,739.33x = 5,610.24 × 1,659.05
  4. Step 4: Simplify right side
    3,739.33x = 9,307,640.62
  5. Step 5: Solve for x
    x = 9,307,640.62/3,739.33
  6. Step 6: Final answer
    x = 2,489.12

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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.