Home / 2,180.85-3,272.63-882.33

Finding the Fourth Proportional to 2,180.85, 3,272.63 and 882.33

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Solution

The fourth proportional to 2,180.85, 3,272.63 and 882.33 is: 1,324.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,180.85 : 3,272.63 = 882.33 : x
  2. Step 2: Convert to fraction form
    2,180.85/3,272.63 = 882.33/x
  3. Step 3: Cross multiply
    2,180.85x = 3,272.63 × 882.33
  4. Step 4: Simplify right side
    2,180.85x = 2,887,535.22
  5. Step 5: Solve for x
    x = 2,887,535.22/2,180.85
  6. Step 6: Final answer
    x = 1,324.04

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1.5x scale

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.