Home / 5,082.16-7,012.92-2,843.68

Finding the Fourth Proportional to 5,082.16, 7,012.92 and 2,843.68

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Solution

The fourth proportional to 5,082.16, 7,012.92 and 2,843.68 is: 3,924.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,082.16 : 7,012.92 = 2,843.68 : x
  2. Step 2: Convert to fraction form
    5,082.16/7,012.92 = 2,843.68/x
  3. Step 3: Cross multiply
    5,082.16x = 7,012.92 × 2,843.68
  4. Step 4: Simplify right side
    5,082.16x = 19,942,500.35
  5. Step 5: Solve for x
    x = 19,942,500.35/5,082.16
  6. Step 6: Final answer
    x = 3,924.02

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1.5x scale

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.