Home / 5,922.69-8,172.29-3,403.89

Finding the Fourth Proportional to 5,922.69, 8,172.29 and 3,403.89

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Solution

The fourth proportional to 5,922.69, 8,172.29 and 3,403.89 is: 4,696.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,922.69 : 8,172.29 = 3,403.89 : x
  2. Step 2: Convert to fraction form
    5,922.69/8,172.29 = 3,403.89/x
  3. Step 3: Cross multiply
    5,922.69x = 8,172.29 × 3,403.89
  4. Step 4: Simplify right side
    5,922.69x = 27,817,584.72
  5. Step 5: Solve for x
    x = 27,817,584.72/5,922.69
  6. Step 6: Final answer
    x = 4,696.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.