Home / 2,982.66-4,473.99-1,251.29

Finding the Fourth Proportional to 2,982.66, 4,473.99 and 1,251.29

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Solution

The fourth proportional to 2,982.66, 4,473.99 and 1,251.29 is: 1,876.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,982.66 : 4,473.99 = 1,251.29 : x
  2. Step 2: Convert to fraction form
    2,982.66/4,473.99 = 1,251.29/x
  3. Step 3: Cross multiply
    2,982.66x = 4,473.99 × 1,251.29
  4. Step 4: Simplify right side
    2,982.66x = 5,598,231.88
  5. Step 5: Solve for x
    x = 5,598,231.88/2,982.66
  6. Step 6: Final answer
    x = 1,876.93

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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.