Home / 3,647.50-5,465.95-2,082.71

Finding the Fourth Proportional to 3,647.50, 5,465.95 and 2,082.71

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Solution

The fourth proportional to 3,647.50, 5,465.95 and 2,082.71 is: 3,121.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,647.50 : 5,465.95 = 2,082.71 : x
  2. Step 2: Convert to fraction form
    3,647.50/5,465.95 = 2,082.71/x
  3. Step 3: Cross multiply
    3,647.50x = 5,465.95 × 2,082.71
  4. Step 4: Simplify right side
    3,647.50x = 11,383,997.18
  5. Step 5: Solve for x
    x = 11,383,997.18/3,647.50
  6. Step 6: Final answer
    x = 3,121.04

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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.