Home / 1,940.09-2,676.94-1,100.52

Finding the Fourth Proportional to 1,940.09, 2,676.94 and 1,100.52

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Solution

The fourth proportional to 1,940.09, 2,676.94 and 1,100.52 is: 1,518.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,940.09 : 2,676.94 = 1,100.52 : x
  2. Step 2: Convert to fraction form
    1,940.09/2,676.94 = 1,100.52/x
  3. Step 3: Cross multiply
    1,940.09x = 2,676.94 × 1,100.52
  4. Step 4: Simplify right side
    1,940.09x = 2,946,023.26
  5. Step 5: Solve for x
    x = 2,946,023.26/1,940.09
  6. Step 6: Final answer
    x = 1,518.50

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.