Home / 4,241.76-6,357.97-1,778.14

Finding the Fourth Proportional to 4,241.76, 6,357.97 and 1,778.14

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Solution

The fourth proportional to 4,241.76, 6,357.97 and 1,778.14 is: 2,665.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,241.76 : 6,357.97 = 1,778.14 : x
  2. Step 2: Convert to fraction form
    4,241.76/6,357.97 = 1,778.14/x
  3. Step 3: Cross multiply
    4,241.76x = 6,357.97 × 1,778.14
  4. Step 4: Simplify right side
    4,241.76x = 11,305,360.78
  5. Step 5: Solve for x
    x = 11,305,360.78/4,241.76
  6. Step 6: Final answer
    x = 2,665.25

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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.