Home / 5,600.10-7,728.17-3,082.38

Finding the Fourth Proportional to 5,600.10, 7,728.17 and 3,082.38

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Solution

The fourth proportional to 5,600.10, 7,728.17 and 3,082.38 is: 4,253.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,600.10 : 7,728.17 = 3,082.38 : x
  2. Step 2: Convert to fraction form
    5,600.10/7,728.17 = 3,082.38/x
  3. Step 3: Cross multiply
    5,600.10x = 7,728.17 × 3,082.38
  4. Step 4: Simplify right side
    5,600.10x = 23,821,141.23
  5. Step 5: Solve for x
    x = 23,821,141.23/5,600.10
  6. Step 6: Final answer
    x = 4,253.70

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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.