Home / 2,414.13-3,331.31-1,419.45

Finding the Fourth Proportional to 2,414.13, 3,331.31 and 1,419.45

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Solution

The fourth proportional to 2,414.13, 3,331.31 and 1,419.45 is: 1,958.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.13 : 3,331.31 = 1,419.45 : x
  2. Step 2: Convert to fraction form
    2,414.13/3,331.31 = 1,419.45/x
  3. Step 3: Cross multiply
    2,414.13x = 3,331.31 × 1,419.45
  4. Step 4: Simplify right side
    2,414.13x = 4,728,620.88
  5. Step 5: Solve for x
    x = 4,728,620.88/2,414.13
  6. Step 6: Final answer
    x = 1,958.73

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1.5x scale

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.