Home / 3,823.25-5,736.83-1,631.39

Finding the Fourth Proportional to 3,823.25, 5,736.83 and 1,631.39

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Solution

The fourth proportional to 3,823.25, 5,736.83 and 1,631.39 is: 2,447.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,823.25 : 5,736.83 = 1,631.39 : x
  2. Step 2: Convert to fraction form
    3,823.25/5,736.83 = 1,631.39/x
  3. Step 3: Cross multiply
    3,823.25x = 5,736.83 × 1,631.39
  4. Step 4: Simplify right side
    3,823.25x = 9,358,970.25
  5. Step 5: Solve for x
    x = 9,358,970.25/3,823.25
  6. Step 6: Final answer
    x = 2,447.91

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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.