Home / 2,734.12-4,084.52-1,789.45

Finding the Fourth Proportional to 2,734.12, 4,084.52 and 1,789.45

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Solution

The fourth proportional to 2,734.12, 4,084.52 and 1,789.45 is: 2,673.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,734.12 : 4,084.52 = 1,789.45 : x
  2. Step 2: Convert to fraction form
    2,734.12/4,084.52 = 1,789.45/x
  3. Step 3: Cross multiply
    2,734.12x = 4,084.52 × 1,789.45
  4. Step 4: Simplify right side
    2,734.12x = 7,309,044.31
  5. Step 5: Solve for x
    x = 7,309,044.31/2,734.12
  6. Step 6: Final answer
    x = 2,673.27

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These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.