Home / 12,334.87-17,021.77-6,745.75

Finding the Fourth Proportional to 12,334.87, 17,021.77 and 6,745.75

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Solution

The fourth proportional to 12,334.87, 17,021.77 and 6,745.75 is: 9,308.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,334.87 : 17,021.77 = 6,745.75 : x
  2. Step 2: Convert to fraction form
    12,334.87/17,021.77 = 6,745.75/x
  3. Step 3: Cross multiply
    12,334.87x = 17,021.77 × 6,745.75
  4. Step 4: Simplify right side
    12,334.87x = 114,824,604.98
  5. Step 5: Solve for x
    x = 114,824,604.98/12,334.87
  6. Step 6: Final answer
    x = 9,308.94

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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.