Home / 11,956.20-16,499.70-6,578.92

Finding the Fourth Proportional to 11,956.20, 16,499.70 and 6,578.92

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Solution

The fourth proportional to 11,956.20, 16,499.70 and 6,578.92 is: 9,078.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,956.20 : 16,499.70 = 6,578.92 : x
  2. Step 2: Convert to fraction form
    11,956.20/16,499.70 = 6,578.92/x
  3. Step 3: Cross multiply
    11,956.20x = 16,499.70 × 6,578.92
  4. Step 4: Simplify right side
    11,956.20x = 108,550,206.32
  5. Step 5: Solve for x
    x = 108,550,206.32/11,956.20
  6. Step 6: Final answer
    x = 9,078.99

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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.