Home / 3,768.70-5,652.64-1,171.44

Finding the Fourth Proportional to 3,768.70, 5,652.64 and 1,171.44

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Solution

The fourth proportional to 3,768.70, 5,652.64 and 1,171.44 is: 1,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768.70 : 5,652.64 = 1,171.44 : x
  2. Step 2: Convert to fraction form
    3,768.70/5,652.64 = 1,171.44/x
  3. Step 3: Cross multiply
    3,768.70x = 5,652.64 × 1,171.44
  4. Step 4: Simplify right side
    3,768.70x = 6,621,728.60
  5. Step 5: Solve for x
    x = 6,621,728.60/3,768.70
  6. Step 6: Final answer
    x = 1,757.03

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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.