Home / 3,813.46-5,704.78-3,299.16

Finding the Fourth Proportional to 3,813.46, 5,704.78 and 3,299.16

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Solution

The fourth proportional to 3,813.46, 5,704.78 and 3,299.16 is: 4,935.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,813.46 : 5,704.78 = 3,299.16 : x
  2. Step 2: Convert to fraction form
    3,813.46/5,704.78 = 3,299.16/x
  3. Step 3: Cross multiply
    3,813.46x = 5,704.78 × 3,299.16
  4. Step 4: Simplify right side
    3,813.46x = 18,820,981.98
  5. Step 5: Solve for x
    x = 18,820,981.98/3,813.46
  6. Step 6: Final answer
    x = 4,935.41

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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.