Home / 1,940.01-2,677.68-1,194.45

Finding the Fourth Proportional to 1,940.01, 2,677.68 and 1,194.45

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Solution

The fourth proportional to 1,940.01, 2,677.68 and 1,194.45 is: 1,648.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.01 : 2,677.68 = 1,194.45 : x
  2. Step 2: Convert to fraction form
    1,940.01/2,677.68 = 1,194.45/x
  3. Step 3: Cross multiply
    1,940.01x = 2,677.68 × 1,194.45
  4. Step 4: Simplify right side
    1,940.01x = 3,198,354.88
  5. Step 5: Solve for x
    x = 3,198,354.88/1,940.01
  6. Step 6: Final answer
    x = 1,648.63

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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.