Home / 3,414.96-5,123.25-1,335.15

Finding the Fourth Proportional to 3,414.96, 5,123.25 and 1,335.15

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Solution

The fourth proportional to 3,414.96, 5,123.25 and 1,335.15 is: 2,003.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,414.96 : 5,123.25 = 1,335.15 : x
  2. Step 2: Convert to fraction form
    3,414.96/5,123.25 = 1,335.15/x
  3. Step 3: Cross multiply
    3,414.96x = 5,123.25 × 1,335.15
  4. Step 4: Simplify right side
    3,414.96x = 6,840,307.24
  5. Step 5: Solve for x
    x = 6,840,307.24/3,414.96
  6. Step 6: Final answer
    x = 2,003.04

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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.