Home / 4,089.44-6,131.40-1,896.96

Finding the Fourth Proportional to 4,089.44, 6,131.40 and 1,896.96

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Solution

The fourth proportional to 4,089.44, 6,131.40 and 1,896.96 is: 2,844.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,089.44 : 6,131.40 = 1,896.96 : x
  2. Step 2: Convert to fraction form
    4,089.44/6,131.40 = 1,896.96/x
  3. Step 3: Cross multiply
    4,089.44x = 6,131.40 × 1,896.96
  4. Step 4: Simplify right side
    4,089.44x = 11,631,020.54
  5. Step 5: Solve for x
    x = 11,631,020.54/4,089.44
  6. Step 6: Final answer
    x = 2,844.16

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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.