Home / 3,276.10-4,910.28-3,239.56

Finding the Fourth Proportional to 3,276.10, 4,910.28 and 3,239.56

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Solution

The fourth proportional to 3,276.10, 4,910.28 and 3,239.56 is: 4,855.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.10 : 4,910.28 = 3,239.56 : x
  2. Step 2: Convert to fraction form
    3,276.10/4,910.28 = 3,239.56/x
  3. Step 3: Cross multiply
    3,276.10x = 4,910.28 × 3,239.56
  4. Step 4: Simplify right side
    3,276.10x = 15,907,146.68
  5. Step 5: Solve for x
    x = 15,907,146.68/3,276.10
  6. Step 6: Final answer
    x = 4,855.51

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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.