Home / 2,272.20-3,389.82-2,059.99

Finding the Fourth Proportional to 2,272.20, 3,389.82 and 2,059.99

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Solution

The fourth proportional to 2,272.20, 3,389.82 and 2,059.99 is: 3,073.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,272.20 : 3,389.82 = 2,059.99 : x
  2. Step 2: Convert to fraction form
    2,272.20/3,389.82 = 2,059.99/x
  3. Step 3: Cross multiply
    2,272.20x = 3,389.82 × 2,059.99
  4. Step 4: Simplify right side
    2,272.20x = 6,982,995.30
  5. Step 5: Solve for x
    x = 6,982,995.30/2,272.20
  6. Step 6: Final answer
    x = 3,073.23

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.