Home / 2,832.79-4,249.23-983.96

Finding the Fourth Proportional to 2,832.79, 4,249.23 and 983.96

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Solution

The fourth proportional to 2,832.79, 4,249.23 and 983.96 is: 1,475.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.79 : 4,249.23 = 983.96 : x
  2. Step 2: Convert to fraction form
    2,832.79/4,249.23 = 983.96/x
  3. Step 3: Cross multiply
    2,832.79x = 4,249.23 × 983.96
  4. Step 4: Simplify right side
    2,832.79x = 4,181,082.97
  5. Step 5: Solve for x
    x = 4,181,082.97/2,832.79
  6. Step 6: Final answer
    x = 1,475.96

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Why These Related Problems?

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