Home / 3,361.96-5,042.53-1,412.29

Finding the Fourth Proportional to 3,361.96, 5,042.53 and 1,412.29

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Solution

The fourth proportional to 3,361.96, 5,042.53 and 1,412.29 is: 2,118.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.96 : 5,042.53 = 1,412.29 : x
  2. Step 2: Convert to fraction form
    3,361.96/5,042.53 = 1,412.29/x
  3. Step 3: Cross multiply
    3,361.96x = 5,042.53 × 1,412.29
  4. Step 4: Simplify right side
    3,361.96x = 7,121,514.69
  5. Step 5: Solve for x
    x = 7,121,514.69/3,361.96
  6. Step 6: Final answer
    x = 2,118.26

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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.