Home / 2,414.38-3,331.87-1,419.67

Finding the Fourth Proportional to 2,414.38, 3,331.87 and 1,419.67

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Solution

The fourth proportional to 2,414.38, 3,331.87 and 1,419.67 is: 1,959.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.38 : 3,331.87 = 1,419.67 : x
  2. Step 2: Convert to fraction form
    2,414.38/3,331.87 = 1,419.67/x
  3. Step 3: Cross multiply
    2,414.38x = 3,331.87 × 1,419.67
  4. Step 4: Simplify right side
    2,414.38x = 4,730,155.88
  5. Step 5: Solve for x
    x = 4,730,155.88/2,414.38
  6. Step 6: Final answer
    x = 1,959.16

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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.