Home / 6,745.45-9,308.73-3,761.22

Finding the Fourth Proportional to 6,745.45, 9,308.73 and 3,761.22

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Solution

The fourth proportional to 6,745.45, 9,308.73 and 3,761.22 is: 5,190.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,745.45 : 9,308.73 = 3,761.22 : x
  2. Step 2: Convert to fraction form
    6,745.45/9,308.73 = 3,761.22/x
  3. Step 3: Cross multiply
    6,745.45x = 9,308.73 × 3,761.22
  4. Step 4: Simplify right side
    6,745.45x = 35,012,162.64
  5. Step 5: Solve for x
    x = 35,012,162.64/6,745.45
  6. Step 6: Final answer
    x = 5,190.49

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1.5x scale

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.