Home / 5,485.41-8,231.79-2,022.66

Finding the Fourth Proportional to 5,485.41, 8,231.79 and 2,022.66

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Solution

The fourth proportional to 5,485.41, 8,231.79 and 2,022.66 is: 3,035.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,485.41 : 8,231.79 = 2,022.66 : x
  2. Step 2: Convert to fraction form
    5,485.41/8,231.79 = 2,022.66/x
  3. Step 3: Cross multiply
    5,485.41x = 8,231.79 × 2,022.66
  4. Step 4: Simplify right side
    5,485.41x = 16,650,112.36
  5. Step 5: Solve for x
    x = 16,650,112.36/5,485.41
  6. Step 6: Final answer
    x = 3,035.35

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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.