Home / 6,918.07-10,383.59-3,222.85

Finding the Fourth Proportional to 6,918.07, 10,383.59 and 3,222.85

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Solution

The fourth proportional to 6,918.07, 10,383.59 and 3,222.85 is: 4,837.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918.07 : 10,383.59 = 3,222.85 : x
  2. Step 2: Convert to fraction form
    6,918.07/10,383.59 = 3,222.85/x
  3. Step 3: Cross multiply
    6,918.07x = 10,383.59 × 3,222.85
  4. Step 4: Simplify right side
    6,918.07x = 33,464,753.03
  5. Step 5: Solve for x
    x = 33,464,753.03/6,918.07
  6. Step 6: Final answer
    x = 4,837.30

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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.