Home / 3,276.15-4,905.51-2,238.18

Finding the Fourth Proportional to 3,276.15, 4,905.51 and 2,238.18

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Solution

The fourth proportional to 3,276.15, 4,905.51 and 2,238.18 is: 3,351.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.15 : 4,905.51 = 2,238.18 : x
  2. Step 2: Convert to fraction form
    3,276.15/4,905.51 = 2,238.18/x
  3. Step 3: Cross multiply
    3,276.15x = 4,905.51 × 2,238.18
  4. Step 4: Simplify right side
    3,276.15x = 10,979,414.37
  5. Step 5: Solve for x
    x = 10,979,414.37/3,276.15
  6. Step 6: Final answer
    x = 3,351.32

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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.