Home / 2,771.04-3,823.89-1,512.09

Finding the Fourth Proportional to 2,771.04, 3,823.89 and 1,512.09

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Solution

The fourth proportional to 2,771.04, 3,823.89 and 1,512.09 is: 2,086.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,771.04 : 3,823.89 = 1,512.09 : x
  2. Step 2: Convert to fraction form
    2,771.04/3,823.89 = 1,512.09/x
  3. Step 3: Cross multiply
    2,771.04x = 3,823.89 × 1,512.09
  4. Step 4: Simplify right side
    2,771.04x = 5,782,046.71
  5. Step 5: Solve for x
    x = 5,782,046.71/2,771.04
  6. Step 6: Final answer
    x = 2,086.60

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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.