Home / 3,829.73-5,286.12-2,317.29

Finding the Fourth Proportional to 3,829.73, 5,286.12 and 2,317.29

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Solution

The fourth proportional to 3,829.73, 5,286.12 and 2,317.29 is: 3,198.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.73 : 5,286.12 = 2,317.29 : x
  2. Step 2: Convert to fraction form
    3,829.73/5,286.12 = 2,317.29/x
  3. Step 3: Cross multiply
    3,829.73x = 5,286.12 × 2,317.29
  4. Step 4: Simplify right side
    3,829.73x = 12,249,446.58
  5. Step 5: Solve for x
    x = 12,249,446.58/3,829.73
  6. Step 6: Final answer
    x = 3,198.51

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1.5x scale

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.