Home / 12,606.44-18,912.48-3,842.04

Finding the Fourth Proportional to 12,606.44, 18,912.48 and 3,842.04

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Solution

The fourth proportional to 12,606.44, 18,912.48 and 3,842.04 is: 5,763.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,606.44 : 18,912.48 = 3,842.04 : x
  2. Step 2: Convert to fraction form
    12,606.44/18,912.48 = 3,842.04/x
  3. Step 3: Cross multiply
    12,606.44x = 18,912.48 × 3,842.04
  4. Step 4: Simplify right side
    12,606.44x = 72,662,504.66
  5. Step 5: Solve for x
    x = 72,662,504.66/12,606.44
  6. Step 6: Final answer
    x = 5,763.92

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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.