Home / 6,082.10-9,121.35-2,382.20

Finding the Fourth Proportional to 6,082.10, 9,121.35 and 2,382.20

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Solution

The fourth proportional to 6,082.10, 9,121.35 and 2,382.20 is: 3,572.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,082.10 : 9,121.35 = 2,382.20 : x
  2. Step 2: Convert to fraction form
    6,082.10/9,121.35 = 2,382.20/x
  3. Step 3: Cross multiply
    6,082.10x = 9,121.35 × 2,382.20
  4. Step 4: Simplify right side
    6,082.10x = 21,728,879.97
  5. Step 5: Solve for x
    x = 21,728,879.97/6,082.10
  6. Step 6: Final answer
    x = 3,572.59

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1.5x scale

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.