Home / 2,239.53-3,361.45-1,144.68

Finding the Fourth Proportional to 2,239.53, 3,361.45 and 1,144.68

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Solution

The fourth proportional to 2,239.53, 3,361.45 and 1,144.68 is: 1,718.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,239.53 : 3,361.45 = 1,144.68 : x
  2. Step 2: Convert to fraction form
    2,239.53/3,361.45 = 1,144.68/x
  3. Step 3: Cross multiply
    2,239.53x = 3,361.45 × 1,144.68
  4. Step 4: Simplify right side
    2,239.53x = 3,847,784.59
  5. Step 5: Solve for x
    x = 3,847,784.59/2,239.53
  6. Step 6: Final answer
    x = 1,718.12

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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.