Home / 3,523.45-4,863.39-2,179.46

Finding the Fourth Proportional to 3,523.45, 4,863.39 and 2,179.46

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Solution

The fourth proportional to 3,523.45, 4,863.39 and 2,179.46 is: 3,008.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,523.45 : 4,863.39 = 2,179.46 : x
  2. Step 2: Convert to fraction form
    3,523.45/4,863.39 = 2,179.46/x
  3. Step 3: Cross multiply
    3,523.45x = 4,863.39 × 2,179.46
  4. Step 4: Simplify right side
    3,523.45x = 10,599,552.86
  5. Step 5: Solve for x
    x = 10,599,552.86/3,523.45
  6. Step 6: Final answer
    x = 3,008.29

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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.