Home / 2,383.16-3,577.23-1,288.31

Finding the Fourth Proportional to 2,383.16, 3,577.23 and 1,288.31

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Solution

The fourth proportional to 2,383.16, 3,577.23 and 1,288.31 is: 1,933.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,383.16 : 3,577.23 = 1,288.31 : x
  2. Step 2: Convert to fraction form
    2,383.16/3,577.23 = 1,288.31/x
  3. Step 3: Cross multiply
    2,383.16x = 3,577.23 × 1,288.31
  4. Step 4: Simplify right side
    2,383.16x = 4,608,563.30
  5. Step 5: Solve for x
    x = 4,608,563.30/2,383.16
  6. Step 6: Final answer
    x = 1,933.81

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.