Home / 3,301.86-4,556.22-2,122.04

Finding the Fourth Proportional to 3,301.86, 4,556.22 and 2,122.04

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Solution

The fourth proportional to 3,301.86, 4,556.22 and 2,122.04 is: 2,928.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,301.86 : 4,556.22 = 2,122.04 : x
  2. Step 2: Convert to fraction form
    3,301.86/4,556.22 = 2,122.04/x
  3. Step 3: Cross multiply
    3,301.86x = 4,556.22 × 2,122.04
  4. Step 4: Simplify right side
    3,301.86x = 9,668,481.09
  5. Step 5: Solve for x
    x = 9,668,481.09/3,301.86
  6. Step 6: Final answer
    x = 2,928.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.