Home / 3,082.48-4,252.71-1,823.56

Finding the Fourth Proportional to 3,082.48, 4,252.71 and 1,823.56

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Solution

The fourth proportional to 3,082.48, 4,252.71 and 1,823.56 is: 2,515.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.48 : 4,252.71 = 1,823.56 : x
  2. Step 2: Convert to fraction form
    3,082.48/4,252.71 = 1,823.56/x
  3. Step 3: Cross multiply
    3,082.48x = 4,252.71 × 1,823.56
  4. Step 4: Simplify right side
    3,082.48x = 7,755,071.85
  5. Step 5: Solve for x
    x = 7,755,071.85/3,082.48
  6. Step 6: Final answer
    x = 2,515.85

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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.