Home / 7,723.88-11,591.58-3,622.76

Finding the Fourth Proportional to 7,723.88, 11,591.58 and 3,622.76

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Solution

The fourth proportional to 7,723.88, 11,591.58 and 3,622.76 is: 5,436.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,723.88 : 11,591.58 = 3,622.76 : x
  2. Step 2: Convert to fraction form
    7,723.88/11,591.58 = 3,622.76/x
  3. Step 3: Cross multiply
    7,723.88x = 11,591.58 × 3,622.76
  4. Step 4: Simplify right side
    7,723.88x = 41,993,512.36
  5. Step 5: Solve for x
    x = 41,993,512.36/7,723.88
  6. Step 6: Final answer
    x = 5,436.84

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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.