Home / 5,491.44-8,238.24-2,028.72

Finding the Fourth Proportional to 5,491.44, 8,238.24 and 2,028.72

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Solution

The fourth proportional to 5,491.44, 8,238.24 and 2,028.72 is: 3,043.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,491.44 : 8,238.24 = 2,028.72 : x
  2. Step 2: Convert to fraction form
    5,491.44/8,238.24 = 2,028.72/x
  3. Step 3: Cross multiply
    5,491.44x = 8,238.24 × 2,028.72
  4. Step 4: Simplify right side
    5,491.44x = 16,713,082.25
  5. Step 5: Solve for x
    x = 16,713,082.25/5,491.44
  6. Step 6: Final answer
    x = 3,043.48

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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.