Home / 2,227.64-3,344.70-1,581.80

Finding the Fourth Proportional to 2,227.64, 3,344.70 and 1,581.80

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Solution

The fourth proportional to 2,227.64, 3,344.70 and 1,581.80 is: 2,375.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.64 : 3,344.70 = 1,581.80 : x
  2. Step 2: Convert to fraction form
    2,227.64/3,344.70 = 1,581.80/x
  3. Step 3: Cross multiply
    2,227.64x = 3,344.70 × 1,581.80
  4. Step 4: Simplify right side
    2,227.64x = 5,290,646.46
  5. Step 5: Solve for x
    x = 5,290,646.46/2,227.64
  6. Step 6: Final answer
    x = 2,375.00

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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.