Home / 2,414.21-3,621.31-1,492.43

Finding the Fourth Proportional to 2,414.21, 3,621.31 and 1,492.43

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Solution

The fourth proportional to 2,414.21, 3,621.31 and 1,492.43 is: 2,238.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,414.21 : 3,621.31 = 1,492.43 : x
  2. Step 2: Convert to fraction form
    2,414.21/3,621.31 = 1,492.43/x
  3. Step 3: Cross multiply
    2,414.21x = 3,621.31 × 1,492.43
  4. Step 4: Simplify right side
    2,414.21x = 5,404,529.85
  5. Step 5: Solve for x
    x = 5,404,529.85/2,414.21
  6. Step 6: Final answer
    x = 2,238.64

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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.