Home / 3,754.72-5,183.04-2,428.48

Finding the Fourth Proportional to 3,754.72, 5,183.04 and 2,428.48

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Solution

The fourth proportional to 3,754.72, 5,183.04 and 2,428.48 is: 3,352.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754.72 : 5,183.04 = 2,428.48 : x
  2. Step 2: Convert to fraction form
    3,754.72/5,183.04 = 2,428.48/x
  3. Step 3: Cross multiply
    3,754.72x = 5,183.04 × 2,428.48
  4. Step 4: Simplify right side
    3,754.72x = 12,586,908.98
  5. Step 5: Solve for x
    x = 12,586,908.98/3,754.72
  6. Step 6: Final answer
    x = 3,352.29

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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.