Home / 3,209.08-4,427.49-1,792.54

Finding the Fourth Proportional to 3,209.08, 4,427.49 and 1,792.54

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Solution

The fourth proportional to 3,209.08, 4,427.49 and 1,792.54 is: 2,473.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,209.08 : 4,427.49 = 1,792.54 : x
  2. Step 2: Convert to fraction form
    3,209.08/4,427.49 = 1,792.54/x
  3. Step 3: Cross multiply
    3,209.08x = 4,427.49 × 1,792.54
  4. Step 4: Simplify right side
    3,209.08x = 7,936,452.92
  5. Step 5: Solve for x
    x = 7,936,452.92/3,209.08
  6. Step 6: Final answer
    x = 2,473.12

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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.