Home / 2,242.71-3,361.91-1,418.94

Finding the Fourth Proportional to 2,242.71, 3,361.91 and 1,418.94

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Solution

The fourth proportional to 2,242.71, 3,361.91 and 1,418.94 is: 2,127.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,242.71 : 3,361.91 = 1,418.94 : x
  2. Step 2: Convert to fraction form
    2,242.71/3,361.91 = 1,418.94/x
  3. Step 3: Cross multiply
    2,242.71x = 3,361.91 × 1,418.94
  4. Step 4: Simplify right side
    2,242.71x = 4,770,341.48
  5. Step 5: Solve for x
    x = 4,770,341.48/2,242.71
  6. Step 6: Final answer
    x = 2,127.04

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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.