Home / 7,725.43-11,589.83-2,794.56

Finding the Fourth Proportional to 7,725.43, 11,589.83 and 2,794.56

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Solution

The fourth proportional to 7,725.43, 11,589.83 and 2,794.56 is: 4,192.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,725.43 : 11,589.83 = 2,794.56 : x
  2. Step 2: Convert to fraction form
    7,725.43/11,589.83 = 2,794.56/x
  3. Step 3: Cross multiply
    7,725.43x = 11,589.83 × 2,794.56
  4. Step 4: Simplify right side
    7,725.43x = 32,388,475.32
  5. Step 5: Solve for x
    x = 32,388,475.32/7,725.43
  6. Step 6: Final answer
    x = 4,192.45

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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.