Home / 2,512.58-3,467.31-1,393.52

Finding the Fourth Proportional to 2,512.58, 3,467.31 and 1,393.52

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Solution

The fourth proportional to 2,512.58, 3,467.31 and 1,393.52 is: 1,923.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,512.58 : 3,467.31 = 1,393.52 : x
  2. Step 2: Convert to fraction form
    2,512.58/3,467.31 = 1,393.52/x
  3. Step 3: Cross multiply
    2,512.58x = 3,467.31 × 1,393.52
  4. Step 4: Simplify right side
    2,512.58x = 4,831,765.83
  5. Step 5: Solve for x
    x = 4,831,765.83/2,512.58
  6. Step 6: Final answer
    x = 1,923.03

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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.