Home / 2,182.16-3,273.24-882.74

Finding the Fourth Proportional to 2,182.16, 3,273.24 and 882.74

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Solution

The fourth proportional to 2,182.16, 3,273.24 and 882.74 is: 1,324.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,182.16 : 3,273.24 = 882.74 : x
  2. Step 2: Convert to fraction form
    2,182.16/3,273.24 = 882.74/x
  3. Step 3: Cross multiply
    2,182.16x = 3,273.24 × 882.74
  4. Step 4: Simplify right side
    2,182.16x = 2,889,419.88
  5. Step 5: Solve for x
    x = 2,889,419.88/2,182.16
  6. Step 6: Final answer
    x = 1,324.11

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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.