Home / 3,739.52-5,608.84-1,142.48

Finding the Fourth Proportional to 3,739.52, 5,608.84 and 1,142.48

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Solution

The fourth proportional to 3,739.52, 5,608.84 and 1,142.48 is: 1,713.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,739.52 : 5,608.84 = 1,142.48 : x
  2. Step 2: Convert to fraction form
    3,739.52/5,608.84 = 1,142.48/x
  3. Step 3: Cross multiply
    3,739.52x = 5,608.84 × 1,142.48
  4. Step 4: Simplify right side
    3,739.52x = 6,407,987.52
  5. Step 5: Solve for x
    x = 6,407,987.52/3,739.52
  6. Step 6: Final answer
    x = 1,713.59

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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.