Home / 3,082.17-4,252.89-1,755.81

Finding the Fourth Proportional to 3,082.17, 4,252.89 and 1,755.81

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Solution

The fourth proportional to 3,082.17, 4,252.89 and 1,755.81 is: 2,422.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.17 : 4,252.89 = 1,755.81 : x
  2. Step 2: Convert to fraction form
    3,082.17/4,252.89 = 1,755.81/x
  3. Step 3: Cross multiply
    3,082.17x = 4,252.89 × 1,755.81
  4. Step 4: Simplify right side
    3,082.17x = 7,467,266.79
  5. Step 5: Solve for x
    x = 7,467,266.79/3,082.17
  6. Step 6: Final answer
    x = 2,422.73

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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.