Home / 11,995.26-16,555.84-6,960.56

Finding the Fourth Proportional to 11,995.26, 16,555.84 and 6,960.56

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Solution

The fourth proportional to 11,995.26, 16,555.84 and 6,960.56 is: 9,606.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,995.26 : 16,555.84 = 6,960.56 : x
  2. Step 2: Convert to fraction form
    11,995.26/16,555.84 = 6,960.56/x
  3. Step 3: Cross multiply
    11,995.26x = 16,555.84 × 6,960.56
  4. Step 4: Simplify right side
    11,995.26x = 115,237,917.67
  5. Step 5: Solve for x
    x = 115,237,917.67/11,995.26
  6. Step 6: Final answer
    x = 9,606.95

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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.