Home / 3,361.24-5,042.58-1,412.32

Finding the Fourth Proportional to 3,361.24, 5,042.58 and 1,412.32

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Solution

The fourth proportional to 3,361.24, 5,042.58 and 1,412.32 is: 2,118.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.24 : 5,042.58 = 1,412.32 : x
  2. Step 2: Convert to fraction form
    3,361.24/5,042.58 = 1,412.32/x
  3. Step 3: Cross multiply
    3,361.24x = 5,042.58 × 1,412.32
  4. Step 4: Simplify right side
    3,361.24x = 7,121,736.59
  5. Step 5: Solve for x
    x = 7,121,736.59/3,361.24
  6. Step 6: Final answer
    x = 2,118.78

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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.