Home / 2,202.09-3,301.14-1,324.86

Finding the Fourth Proportional to 2,202.09, 3,301.14 and 1,324.86

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Solution

The fourth proportional to 2,202.09, 3,301.14 and 1,324.86 is: 1,986.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,202.09 : 3,301.14 = 1,324.86 : x
  2. Step 2: Convert to fraction form
    2,202.09/3,301.14 = 1,324.86/x
  3. Step 3: Cross multiply
    2,202.09x = 3,301.14 × 1,324.86
  4. Step 4: Simplify right side
    2,202.09x = 4,373,548.34
  5. Step 5: Solve for x
    x = 4,373,548.34/2,202.09
  6. Step 6: Final answer
    x = 1,986.09

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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.