Home / 3,204.60-4,422.24-1,879.19

Finding the Fourth Proportional to 3,204.60, 4,422.24 and 1,879.19

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Solution

The fourth proportional to 3,204.60, 4,422.24 and 1,879.19 is: 2,593.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,204.60 : 4,422.24 = 1,879.19 : x
  2. Step 2: Convert to fraction form
    3,204.60/4,422.24 = 1,879.19/x
  3. Step 3: Cross multiply
    3,204.60x = 4,422.24 × 1,879.19
  4. Step 4: Simplify right side
    3,204.60x = 8,310,207.07
  5. Step 5: Solve for x
    x = 8,310,207.07/3,204.60
  6. Step 6: Final answer
    x = 2,593.21

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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.