Home / 7,698.41-10,623.78-4,161.62

Finding the Fourth Proportional to 7,698.41, 10,623.78 and 4,161.62

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Solution

The fourth proportional to 7,698.41, 10,623.78 and 4,161.62 is: 5,743.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,698.41 : 10,623.78 = 4,161.62 : x
  2. Step 2: Convert to fraction form
    7,698.41/10,623.78 = 4,161.62/x
  3. Step 3: Cross multiply
    7,698.41x = 10,623.78 × 4,161.62
  4. Step 4: Simplify right side
    7,698.41x = 44,212,161.88
  5. Step 5: Solve for x
    x = 44,212,161.88/7,698.41
  6. Step 6: Final answer
    x = 5,743.03

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