Home / 11,750.82-16,213.77-6,716.70

Finding the Fourth Proportional to 11,750.82, 16,213.77 and 6,716.70

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Solution

The fourth proportional to 11,750.82, 16,213.77 and 6,716.70 is: 9,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,750.82 : 16,213.77 = 6,716.70 : x
  2. Step 2: Convert to fraction form
    11,750.82/16,213.77 = 6,716.70/x
  3. Step 3: Cross multiply
    11,750.82x = 16,213.77 × 6,716.70
  4. Step 4: Simplify right side
    11,750.82x = 108,903,028.96
  5. Step 5: Solve for x
    x = 108,903,028.96/11,750.82
  6. Step 6: Final answer
    x = 9,267.70

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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.