Home / 2,770.56-3,822.66-1,839.06

Finding the Fourth Proportional to 2,770.56, 3,822.66 and 1,839.06

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Solution

The fourth proportional to 2,770.56, 3,822.66 and 1,839.06 is: 2,537.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,770.56 : 3,822.66 = 1,839.06 : x
  2. Step 2: Convert to fraction form
    2,770.56/3,822.66 = 1,839.06/x
  3. Step 3: Cross multiply
    2,770.56x = 3,822.66 × 1,839.06
  4. Step 4: Simplify right side
    2,770.56x = 7,030,101.10
  5. Step 5: Solve for x
    x = 7,030,101.10/2,770.56
  6. Step 6: Final answer
    x = 2,537.43

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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.