Home / 2,750.82-4,125.96-803.04

Finding the Fourth Proportional to 2,750.82, 4,125.96 and 803.04

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Solution

The fourth proportional to 2,750.82, 4,125.96 and 803.04 is: 1,204.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,750.82 : 4,125.96 = 803.04 : x
  2. Step 2: Convert to fraction form
    2,750.82/4,125.96 = 803.04/x
  3. Step 3: Cross multiply
    2,750.82x = 4,125.96 × 803.04
  4. Step 4: Simplify right side
    2,750.82x = 3,313,310.92
  5. Step 5: Solve for x
    x = 3,313,310.92/2,750.82
  6. Step 6: Final answer
    x = 1,204.48

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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.