Home / 2,414.12-3,621.17-1,553.90

Finding the Fourth Proportional to 2,414.12, 3,621.17 and 1,553.90

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Solution

The fourth proportional to 2,414.12, 3,621.17 and 1,553.90 is: 2,330.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.12 : 3,621.17 = 1,553.90 : x
  2. Step 2: Convert to fraction form
    2,414.12/3,621.17 = 1,553.90/x
  3. Step 3: Cross multiply
    2,414.12x = 3,621.17 × 1,553.90
  4. Step 4: Simplify right side
    2,414.12x = 5,626,921.84
  5. Step 5: Solve for x
    x = 5,626,921.84/2,414.12
  6. Step 6: Final answer
    x = 2,330.84

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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.