Home / 11,796.99-16,279.59-6,491.73

Finding the Fourth Proportional to 11,796.99, 16,279.59 and 6,491.73

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Solution

The fourth proportional to 11,796.99, 16,279.59 and 6,491.73 is: 8,958.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,796.99 : 16,279.59 = 6,491.73 : x
  2. Step 2: Convert to fraction form
    11,796.99/16,279.59 = 6,491.73/x
  3. Step 3: Cross multiply
    11,796.99x = 16,279.59 × 6,491.73
  4. Step 4: Simplify right side
    11,796.99x = 105,682,702.79
  5. Step 5: Solve for x
    x = 105,682,702.79/11,796.99
  6. Step 6: Final answer
    x = 8,958.45

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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.