Home / 3,894.26-5,372.61-2,497.82

Finding the Fourth Proportional to 3,894.26, 5,372.61 and 2,497.82

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Solution

The fourth proportional to 3,894.26, 5,372.61 and 2,497.82 is: 3,446.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,894.26 : 5,372.61 = 2,497.82 : x
  2. Step 2: Convert to fraction form
    3,894.26/5,372.61 = 2,497.82/x
  3. Step 3: Cross multiply
    3,894.26x = 5,372.61 × 2,497.82
  4. Step 4: Simplify right side
    3,894.26x = 13,419,812.71
  5. Step 5: Solve for x
    x = 13,419,812.71/3,894.26
  6. Step 6: Final answer
    x = 3,446.05

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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.