Home / 1,947.52-2,687.58-1,063.34

Finding the Fourth Proportional to 1,947.52, 2,687.58 and 1,063.34

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Solution

The fourth proportional to 1,947.52, 2,687.58 and 1,063.34 is: 1,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,947.52 : 2,687.58 = 1,063.34 : x
  2. Step 2: Convert to fraction form
    1,947.52/2,687.58 = 1,063.34/x
  3. Step 3: Cross multiply
    1,947.52x = 2,687.58 × 1,063.34
  4. Step 4: Simplify right side
    1,947.52x = 2,857,811.32
  5. Step 5: Solve for x
    x = 2,857,811.32/1,947.52
  6. Step 6: Final answer
    x = 1,467.41

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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.