Home / 2,227.30-3,336.90-1,360.60

Finding the Fourth Proportional to 2,227.30, 3,336.90 and 1,360.60

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Solution

The fourth proportional to 2,227.30, 3,336.90 and 1,360.60 is: 2,038.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,227.30 : 3,336.90 = 1,360.60 : x
  2. Step 2: Convert to fraction form
    2,227.30/3,336.90 = 1,360.60/x
  3. Step 3: Cross multiply
    2,227.30x = 3,336.90 × 1,360.60
  4. Step 4: Simplify right side
    2,227.30x = 4,540,186.14
  5. Step 5: Solve for x
    x = 4,540,186.14/2,227.30
  6. Step 6: Final answer
    x = 2,038.43

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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.