Home / 1,414.08-2,112.12-1,351.44

Finding the Fourth Proportional to 1,414.08, 2,112.12 and 1,351.44

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Solution

The fourth proportional to 1,414.08, 2,112.12 and 1,351.44 is: 2,018.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,414.08 : 2,112.12 = 1,351.44 : x
  2. Step 2: Convert to fraction form
    1,414.08/2,112.12 = 1,351.44/x
  3. Step 3: Cross multiply
    1,414.08x = 2,112.12 × 1,351.44
  4. Step 4: Simplify right side
    1,414.08x = 2,854,403.45
  5. Step 5: Solve for x
    x = 2,854,403.45/1,414.08
  6. Step 6: Final answer
    x = 2,018.56

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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.