Home / 3,838.26-5,753.42-1,648.38

Finding the Fourth Proportional to 3,838.26, 5,753.42 and 1,648.38

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Solution

The fourth proportional to 3,838.26, 5,753.42 and 1,648.38 is: 2,470.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,838.26 : 5,753.42 = 1,648.38 : x
  2. Step 2: Convert to fraction form
    3,838.26/5,753.42 = 1,648.38/x
  3. Step 3: Cross multiply
    3,838.26x = 5,753.42 × 1,648.38
  4. Step 4: Simplify right side
    3,838.26x = 9,483,822.46
  5. Step 5: Solve for x
    x = 9,483,822.46/3,838.26
  6. Step 6: Final answer
    x = 2,470.87

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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.