Home / 7,222.36-10,833.92-2,028.64

Finding the Fourth Proportional to 7,222.36, 10,833.92 and 2,028.64

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Solution

The fourth proportional to 7,222.36, 10,833.92 and 2,028.64 is: 3,043.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,222.36 : 10,833.92 = 2,028.64 : x
  2. Step 2: Convert to fraction form
    7,222.36/10,833.92 = 2,028.64/x
  3. Step 3: Cross multiply
    7,222.36x = 10,833.92 × 2,028.64
  4. Step 4: Simplify right side
    7,222.36x = 21,978,123.47
  5. Step 5: Solve for x
    x = 21,978,123.47/7,222.36
  6. Step 6: Final answer
    x = 3,043.07

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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.