Home / 3,227.32-4,837.71-2,187.43

Finding the Fourth Proportional to 3,227.32, 4,837.71 and 2,187.43

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Solution

The fourth proportional to 3,227.32, 4,837.71 and 2,187.43 is: 3,278.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,227.32 : 4,837.71 = 2,187.43 : x
  2. Step 2: Convert to fraction form
    3,227.32/4,837.71 = 2,187.43/x
  3. Step 3: Cross multiply
    3,227.32x = 4,837.71 × 2,187.43
  4. Step 4: Simplify right side
    3,227.32x = 10,582,151.99
  5. Step 5: Solve for x
    x = 10,582,151.99/3,227.32
  6. Step 6: Final answer
    x = 3,278.93

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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.