Home / 3,743.40-5,614.68-1,663.44

Finding the Fourth Proportional to 3,743.40, 5,614.68 and 1,663.44

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Solution

The fourth proportional to 3,743.40, 5,614.68 and 1,663.44 is: 2,494.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.40 : 5,614.68 = 1,663.44 : x
  2. Step 2: Convert to fraction form
    3,743.40/5,614.68 = 1,663.44/x
  3. Step 3: Cross multiply
    3,743.40x = 5,614.68 × 1,663.44
  4. Step 4: Simplify right side
    3,743.40x = 9,339,683.30
  5. Step 5: Solve for x
    x = 9,339,683.30/3,743.40
  6. Step 6: Final answer
    x = 2,494.97

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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.