Home / 2,061-2,844.24-1,129.56

Finding the Fourth Proportional to 2,061, 2,844.24 and 1,129.56

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Solution

The fourth proportional to 2,061, 2,844.24 and 1,129.56 is: 1,558.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,061 : 2,844.24 = 1,129.56 : x
  2. Step 2: Convert to fraction form
    2,061/2,844.24 = 1,129.56/x
  3. Step 3: Cross multiply
    2,061x = 2,844.24 × 1,129.56
  4. Step 4: Simplify right side
    2,061x = 3,212,739.73
  5. Step 5: Solve for x
    x = 3,212,739.73/2,061
  6. Step 6: Final answer
    x = 1,558.83

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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.