Home / 3,723.29-5,137.41-2,396.80

Finding the Fourth Proportional to 3,723.29, 5,137.41 and 2,396.80

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Solution

The fourth proportional to 3,723.29, 5,137.41 and 2,396.80 is: 3,307.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,723.29 : 5,137.41 = 2,396.80 : x
  2. Step 2: Convert to fraction form
    3,723.29/5,137.41 = 2,396.80/x
  3. Step 3: Cross multiply
    3,723.29x = 5,137.41 × 2,396.80
  4. Step 4: Simplify right side
    3,723.29x = 12,313,344.29
  5. Step 5: Solve for x
    x = 12,313,344.29/3,723.29
  6. Step 6: Final answer
    x = 3,307.11

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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.