Home / 11,730.56-16,188.44-6,694.68

Finding the Fourth Proportional to 11,730.56, 16,188.44 and 6,694.68

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Solution

The fourth proportional to 11,730.56, 16,188.44 and 6,694.68 is: 9,238.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,730.56 : 16,188.44 = 6,694.68 : x
  2. Step 2: Convert to fraction form
    11,730.56/16,188.44 = 6,694.68/x
  3. Step 3: Cross multiply
    11,730.56x = 16,188.44 × 6,694.68
  4. Step 4: Simplify right side
    11,730.56x = 108,376,392.03
  5. Step 5: Solve for x
    x = 108,376,392.03/11,730.56
  6. Step 6: Final answer
    x = 9,238.81

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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.