Home / 3,361.86-5,044.84-2,127.56

Finding the Fourth Proportional to 3,361.86, 5,044.84 and 2,127.56

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Solution

The fourth proportional to 3,361.86, 5,044.84 and 2,127.56 is: 3,192.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.86 : 5,044.84 = 2,127.56 : x
  2. Step 2: Convert to fraction form
    3,361.86/5,044.84 = 2,127.56/x
  3. Step 3: Cross multiply
    3,361.86x = 5,044.84 × 2,127.56
  4. Step 4: Simplify right side
    3,361.86x = 10,733,199.79
  5. Step 5: Solve for x
    x = 10,733,199.79/3,361.86
  6. Step 6: Final answer
    x = 3,192.64

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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.