Home / 1,414.44-2,121.48-1,049.76

Finding the Fourth Proportional to 1,414.44, 2,121.48 and 1,049.76

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Solution

The fourth proportional to 1,414.44, 2,121.48 and 1,049.76 is: 1,574.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.44 : 2,121.48 = 1,049.76 : x
  2. Step 2: Convert to fraction form
    1,414.44/2,121.48 = 1,049.76/x
  3. Step 3: Cross multiply
    1,414.44x = 2,121.48 × 1,049.76
  4. Step 4: Simplify right side
    1,414.44x = 2,227,044.84
  5. Step 5: Solve for x
    x = 2,227,044.84/1,414.44
  6. Step 6: Final answer
    x = 1,574.51

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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.