Home / 6,922.63-10,383.84-3,222.79

Finding the Fourth Proportional to 6,922.63, 10,383.84 and 3,222.79

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Solution

The fourth proportional to 6,922.63, 10,383.84 and 3,222.79 is: 4,834.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,922.63 : 10,383.84 = 3,222.79 : x
  2. Step 2: Convert to fraction form
    6,922.63/10,383.84 = 3,222.79/x
  3. Step 3: Cross multiply
    6,922.63x = 10,383.84 × 3,222.79
  4. Step 4: Simplify right side
    6,922.63x = 33,464,883.79
  5. Step 5: Solve for x
    x = 33,464,883.79/6,922.63
  6. Step 6: Final answer
    x = 4,834.13

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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.