Home / 3,136.44-4,318.43-2,663.36

Finding the Fourth Proportional to 3,136.44, 4,318.43 and 2,663.36

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Solution

The fourth proportional to 3,136.44, 4,318.43 and 2,663.36 is: 3,667.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,136.44 : 4,318.43 = 2,663.36 : x
  2. Step 2: Convert to fraction form
    3,136.44/4,318.43 = 2,663.36/x
  3. Step 3: Cross multiply
    3,136.44x = 4,318.43 × 2,663.36
  4. Step 4: Simplify right side
    3,136.44x = 11,501,498.82
  5. Step 5: Solve for x
    x = 11,501,498.82/3,136.44
  6. Step 6: Final answer
    x = 3,667.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.