Home / 1,940.22-2,677.32-1,193.94

Finding the Fourth Proportional to 1,940.22, 2,677.32 and 1,193.94

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Solution

The fourth proportional to 1,940.22, 2,677.32 and 1,193.94 is: 1,647.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.22 : 2,677.32 = 1,193.94 : x
  2. Step 2: Convert to fraction form
    1,940.22/2,677.32 = 1,193.94/x
  3. Step 3: Cross multiply
    1,940.22x = 2,677.32 × 1,193.94
  4. Step 4: Simplify right side
    1,940.22x = 3,196,559.44
  5. Step 5: Solve for x
    x = 3,196,559.44/1,940.22
  6. Step 6: Final answer
    x = 1,647.52

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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.