Home / 2,832.31-4,250.04-1,078.48

Finding the Fourth Proportional to 2,832.31, 4,250.04 and 1,078.48

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Solution

The fourth proportional to 2,832.31, 4,250.04 and 1,078.48 is: 1,618.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,832.31 : 4,250.04 = 1,078.48 : x
  2. Step 2: Convert to fraction form
    2,832.31/4,250.04 = 1,078.48/x
  3. Step 3: Cross multiply
    2,832.31x = 4,250.04 × 1,078.48
  4. Step 4: Simplify right side
    2,832.31x = 4,583,583.14
  5. Step 5: Solve for x
    x = 4,583,583.14/2,832.31
  6. Step 6: Final answer
    x = 1,618.32

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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.