Home / 2,627.51-3,940.70-1,067.11

Finding the Fourth Proportional to 2,627.51, 3,940.70 and 1,067.11

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Solution

The fourth proportional to 2,627.51, 3,940.70 and 1,067.11 is: 1,600.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,627.51 : 3,940.70 = 1,067.11 : x
  2. Step 2: Convert to fraction form
    2,627.51/3,940.70 = 1,067.11/x
  3. Step 3: Cross multiply
    2,627.51x = 3,940.70 × 1,067.11
  4. Step 4: Simplify right side
    2,627.51x = 4,205,167.82
  5. Step 5: Solve for x
    x = 4,205,167.82/2,627.51
  6. Step 6: Final answer
    x = 1,600.44

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1.5x scale

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.