Home / 3,739.74-5,610.33-1,791.78

Finding the Fourth Proportional to 3,739.74, 5,610.33 and 1,791.78

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Solution

The fourth proportional to 3,739.74, 5,610.33 and 1,791.78 is: 2,688.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.74 : 5,610.33 = 1,791.78 : x
  2. Step 2: Convert to fraction form
    3,739.74/5,610.33 = 1,791.78/x
  3. Step 3: Cross multiply
    3,739.74x = 5,610.33 × 1,791.78
  4. Step 4: Simplify right side
    3,739.74x = 10,052,477.09
  5. Step 5: Solve for x
    x = 10,052,477.09/3,739.74
  6. Step 6: Final answer
    x = 2,688.01

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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.