Home / 7,979.99-11,940.83-4,694.63

Finding the Fourth Proportional to 7,979.99, 11,940.83 and 4,694.63

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Solution

The fourth proportional to 7,979.99, 11,940.83 and 4,694.63 is: 7,024.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,979.99 : 11,940.83 = 4,694.63 : x
  2. Step 2: Convert to fraction form
    7,979.99/11,940.83 = 4,694.63/x
  3. Step 3: Cross multiply
    7,979.99x = 11,940.83 × 4,694.63
  4. Step 4: Simplify right side
    7,979.99x = 56,057,755.27
  5. Step 5: Solve for x
    x = 56,057,755.27/7,979.99
  6. Step 6: Final answer
    x = 7,024.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.