Home / 1,947.22-2,687.24-1,063.06

Finding the Fourth Proportional to 1,947.22, 2,687.24 and 1,063.06

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Solution

The fourth proportional to 1,947.22, 2,687.24 and 1,063.06 is: 1,467.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947.22 : 2,687.24 = 1,063.06 : x
  2. Step 2: Convert to fraction form
    1,947.22/2,687.24 = 1,063.06/x
  3. Step 3: Cross multiply
    1,947.22x = 2,687.24 × 1,063.06
  4. Step 4: Simplify right side
    1,947.22x = 2,856,697.35
  5. Step 5: Solve for x
    x = 2,856,697.35/1,947.22
  6. Step 6: Final answer
    x = 1,467.06

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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.