Home / 4,160.44-6,241.14-1,387.48

Finding the Fourth Proportional to 4,160.44, 6,241.14 and 1,387.48

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Solution

The fourth proportional to 4,160.44, 6,241.14 and 1,387.48 is: 2,081.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,160.44 : 6,241.14 = 1,387.48 : x
  2. Step 2: Convert to fraction form
    4,160.44/6,241.14 = 1,387.48/x
  3. Step 3: Cross multiply
    4,160.44x = 6,241.14 × 1,387.48
  4. Step 4: Simplify right side
    4,160.44x = 8,659,456.93
  5. Step 5: Solve for x
    x = 8,659,456.93/4,160.44
  6. Step 6: Final answer
    x = 2,081.38

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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.