Home / 2,712.58-4,067.43-1,069.06

Finding the Fourth Proportional to 2,712.58, 4,067.43 and 1,069.06

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Solution

The fourth proportional to 2,712.58, 4,067.43 and 1,069.06 is: 1,603.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,712.58 : 4,067.43 = 1,069.06 : x
  2. Step 2: Convert to fraction form
    2,712.58/4,067.43 = 1,069.06/x
  3. Step 3: Cross multiply
    2,712.58x = 4,067.43 × 1,069.06
  4. Step 4: Simplify right side
    2,712.58x = 4,348,326.72
  5. Step 5: Solve for x
    x = 4,348,326.72/2,712.58
  6. Step 6: Final answer
    x = 1,603.02

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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.