Home / 5,186.44-7,781.51-2,264.97

Finding the Fourth Proportional to 5,186.44, 7,781.51 and 2,264.97

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Solution

The fourth proportional to 5,186.44, 7,781.51 and 2,264.97 is: 3,398.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,186.44 : 7,781.51 = 2,264.97 : x
  2. Step 2: Convert to fraction form
    5,186.44/7,781.51 = 2,264.97/x
  3. Step 3: Cross multiply
    5,186.44x = 7,781.51 × 2,264.97
  4. Step 4: Simplify right side
    5,186.44x = 17,624,892.37
  5. Step 5: Solve for x
    x = 17,624,892.37/5,186.44
  6. Step 6: Final answer
    x = 3,398.27

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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.