Home / 3,082.44-4,623.08-1,107.76

Finding the Fourth Proportional to 3,082.44, 4,623.08 and 1,107.76

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Solution

The fourth proportional to 3,082.44, 4,623.08 and 1,107.76 is: 1,661.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,082.44 : 4,623.08 = 1,107.76 : x
  2. Step 2: Convert to fraction form
    3,082.44/4,623.08 = 1,107.76/x
  3. Step 3: Cross multiply
    3,082.44x = 4,623.08 × 1,107.76
  4. Step 4: Simplify right side
    3,082.44x = 5,121,263.10
  5. Step 5: Solve for x
    x = 5,121,263.10/3,082.44
  6. Step 6: Final answer
    x = 1,661.43

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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.