Home / 2,207.03-3,043.93-1,940.90

Finding the Fourth Proportional to 2,207.03, 3,043.93 and 1,940.90

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Solution

The fourth proportional to 2,207.03, 3,043.93 and 1,940.90 is: 2,676.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,207.03 : 3,043.93 = 1,940.90 : x
  2. Step 2: Convert to fraction form
    2,207.03/3,043.93 = 1,940.90/x
  3. Step 3: Cross multiply
    2,207.03x = 3,043.93 × 1,940.90
  4. Step 4: Simplify right side
    2,207.03x = 5,907,954.03
  5. Step 5: Solve for x
    x = 5,907,954.03/2,207.03
  6. Step 6: Final answer
    x = 2,676.88

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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.