Home / 2,512.36-3,467-1,393.29

Finding the Fourth Proportional to 2,512.36, 3,467 and 1,393.29

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Solution

The fourth proportional to 2,512.36, 3,467 and 1,393.29 is: 1,922.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.36 : 3,467 = 1,393.29 : x
  2. Step 2: Convert to fraction form
    2,512.36/3,467 = 1,393.29/x
  3. Step 3: Cross multiply
    2,512.36x = 3,467 × 1,393.29
  4. Step 4: Simplify right side
    2,512.36x = 4,830,536.43
  5. Step 5: Solve for x
    x = 4,830,536.43/2,512.36
  6. Step 6: Final answer
    x = 1,922.71

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.