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Finding the Fourth Proportional to 3,739.03, 5,610.16 and 2,005.63

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Solution

The fourth proportional to 3,739.03, 5,610.16 and 2,005.63 is: 3,009.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.03 : 5,610.16 = 2,005.63 : x
  2. Step 2: Convert to fraction form
    3,739.03/5,610.16 = 2,005.63/x
  3. Step 3: Cross multiply
    3,739.03x = 5,610.16 × 2,005.63
  4. Step 4: Simplify right side
    3,739.03x = 11,251,893.68
  5. Step 5: Solve for x
    x = 11,251,893.68/3,739.03
  6. Step 6: Final answer
    x = 3,009.31

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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.