Home / 3,228.42-4,455.04-1,792.70

Finding the Fourth Proportional to 3,228.42, 4,455.04 and 1,792.70

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Solution

The fourth proportional to 3,228.42, 4,455.04 and 1,792.70 is: 2,473.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,228.42 : 4,455.04 = 1,792.70 : x
  2. Step 2: Convert to fraction form
    3,228.42/4,455.04 = 1,792.70/x
  3. Step 3: Cross multiply
    3,228.42x = 4,455.04 × 1,792.70
  4. Step 4: Simplify right side
    3,228.42x = 7,986,550.21
  5. Step 5: Solve for x
    x = 7,986,550.21/3,228.42
  6. Step 6: Final answer
    x = 2,473.83

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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.