Home / 3,792.24-5,684.94-2,228.40

Finding the Fourth Proportional to 3,792.24, 5,684.94 and 2,228.40

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Solution

The fourth proportional to 3,792.24, 5,684.94 and 2,228.40 is: 3,340.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,792.24 : 5,684.94 = 2,228.40 : x
  2. Step 2: Convert to fraction form
    3,792.24/5,684.94 = 2,228.40/x
  3. Step 3: Cross multiply
    3,792.24x = 5,684.94 × 2,228.40
  4. Step 4: Simplify right side
    3,792.24x = 12,668,320.30
  5. Step 5: Solve for x
    x = 12,668,320.30/3,792.24
  6. Step 6: Final answer
    x = 3,340.59

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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.