Home / 7,846.24-11,770.80-3,226.72

Finding the Fourth Proportional to 7,846.24, 11,770.80 and 3,226.72

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Solution

The fourth proportional to 7,846.24, 11,770.80 and 3,226.72 is: 4,840.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.24 : 11,770.80 = 3,226.72 : x
  2. Step 2: Convert to fraction form
    7,846.24/11,770.80 = 3,226.72/x
  3. Step 3: Cross multiply
    7,846.24x = 11,770.80 × 3,226.72
  4. Step 4: Simplify right side
    7,846.24x = 37,981,075.78
  5. Step 5: Solve for x
    x = 37,981,075.78/7,846.24
  6. Step 6: Final answer
    x = 4,840.67

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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.