Home / 5,469.05-8,203.76-1,771.31

Finding the Fourth Proportional to 5,469.05, 8,203.76 and 1,771.31

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Solution

The fourth proportional to 5,469.05, 8,203.76 and 1,771.31 is: 2,657.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.05 : 8,203.76 = 1,771.31 : x
  2. Step 2: Convert to fraction form
    5,469.05/8,203.76 = 1,771.31/x
  3. Step 3: Cross multiply
    5,469.05x = 8,203.76 × 1,771.31
  4. Step 4: Simplify right side
    5,469.05x = 14,531,427.06
  5. Step 5: Solve for x
    x = 14,531,427.06/5,469.05
  6. Step 6: Final answer
    x = 2,657.03

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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.