Home / 4,103.22-6,144.81-1,912.59

Finding the Fourth Proportional to 4,103.22, 6,144.81 and 1,912.59

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Solution

The fourth proportional to 4,103.22, 6,144.81 and 1,912.59 is: 2,864.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,103.22 : 6,144.81 = 1,912.59 : x
  2. Step 2: Convert to fraction form
    4,103.22/6,144.81 = 1,912.59/x
  3. Step 3: Cross multiply
    4,103.22x = 6,144.81 × 1,912.59
  4. Step 4: Simplify right side
    4,103.22x = 11,752,502.16
  5. Step 5: Solve for x
    x = 11,752,502.16/4,103.22
  6. Step 6: Final answer
    x = 2,864.21

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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.