Home / 2,330.22-3,493.26-868.38

Finding the Fourth Proportional to 2,330.22, 3,493.26 and 868.38

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Solution

The fourth proportional to 2,330.22, 3,493.26 and 868.38 is: 1,301.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,330.22 : 3,493.26 = 868.38 : x
  2. Step 2: Convert to fraction form
    2,330.22/3,493.26 = 868.38/x
  3. Step 3: Cross multiply
    2,330.22x = 3,493.26 × 868.38
  4. Step 4: Simplify right side
    2,330.22x = 3,033,477.12
  5. Step 5: Solve for x
    x = 3,033,477.12/2,330.22
  6. Step 6: Final answer
    x = 1,301.80

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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.