Home / 2,082.96-2,874.20-1,297.04

Finding the Fourth Proportional to 2,082.96, 2,874.20 and 1,297.04

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Solution

The fourth proportional to 2,082.96, 2,874.20 and 1,297.04 is: 1,789.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.96 : 2,874.20 = 1,297.04 : x
  2. Step 2: Convert to fraction form
    2,082.96/2,874.20 = 1,297.04/x
  3. Step 3: Cross multiply
    2,082.96x = 2,874.20 × 1,297.04
  4. Step 4: Simplify right side
    2,082.96x = 3,727,952.37
  5. Step 5: Solve for x
    x = 3,727,952.37/2,082.96
  6. Step 6: Final answer
    x = 1,789.74

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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.