Home / 3,892.69-5,371.91-2,495.44

Finding the Fourth Proportional to 3,892.69, 5,371.91 and 2,495.44

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Solution

The fourth proportional to 3,892.69, 5,371.91 and 2,495.44 is: 3,443.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,892.69 : 5,371.91 = 2,495.44 : x
  2. Step 2: Convert to fraction form
    3,892.69/5,371.91 = 2,495.44/x
  3. Step 3: Cross multiply
    3,892.69x = 5,371.91 × 2,495.44
  4. Step 4: Simplify right side
    3,892.69x = 13,405,279.09
  5. Step 5: Solve for x
    x = 13,405,279.09/3,892.69
  6. Step 6: Final answer
    x = 3,443.71

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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.