Home / 2,414.90-3,331.77-1,419.82

Finding the Fourth Proportional to 2,414.90, 3,331.77 and 1,419.82

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Solution

The fourth proportional to 2,414.90, 3,331.77 and 1,419.82 is: 1,958.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.90 : 3,331.77 = 1,419.82 : x
  2. Step 2: Convert to fraction form
    2,414.90/3,331.77 = 1,419.82/x
  3. Step 3: Cross multiply
    2,414.90x = 3,331.77 × 1,419.82
  4. Step 4: Simplify right side
    2,414.90x = 4,730,513.68
  5. Step 5: Solve for x
    x = 4,730,513.68/2,414.90
  6. Step 6: Final answer
    x = 1,958.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.