Home / 10,222.88-15,332.58-3,297.38

Finding the Fourth Proportional to 10,222.88, 15,332.58 and 3,297.38

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Solution

The fourth proportional to 10,222.88, 15,332.58 and 3,297.38 is: 4,945.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,222.88 : 15,332.58 = 3,297.38 : x
  2. Step 2: Convert to fraction form
    10,222.88/15,332.58 = 3,297.38/x
  3. Step 3: Cross multiply
    10,222.88x = 15,332.58 × 3,297.38
  4. Step 4: Simplify right side
    10,222.88x = 50,557,342.64
  5. Step 5: Solve for x
    x = 50,557,342.64/10,222.88
  6. Step 6: Final answer
    x = 4,945.51

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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.