Home / 1,361.34-2,042.46-1,232.82

Finding the Fourth Proportional to 1,361.34, 2,042.46 and 1,232.82

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Solution

The fourth proportional to 1,361.34, 2,042.46 and 1,232.82 is: 1,849.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361.34 : 2,042.46 = 1,232.82 : x
  2. Step 2: Convert to fraction form
    1,361.34/2,042.46 = 1,232.82/x
  3. Step 3: Cross multiply
    1,361.34x = 2,042.46 × 1,232.82
  4. Step 4: Simplify right side
    1,361.34x = 2,517,985.54
  5. Step 5: Solve for x
    x = 2,517,985.54/1,361.34
  6. Step 6: Final answer
    x = 1,849.64

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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.