Home / 7,847.84-11,771.76-2,004.45

Finding the Fourth Proportional to 7,847.84, 11,771.76 and 2,004.45

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Solution

The fourth proportional to 7,847.84, 11,771.76 and 2,004.45 is: 3,006.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,847.84 : 11,771.76 = 2,004.45 : x
  2. Step 2: Convert to fraction form
    7,847.84/11,771.76 = 2,004.45/x
  3. Step 3: Cross multiply
    7,847.84x = 11,771.76 × 2,004.45
  4. Step 4: Simplify right side
    7,847.84x = 23,595,835.45
  5. Step 5: Solve for x
    x = 23,595,835.45/7,847.84
  6. Step 6: Final answer
    x = 3,006.67

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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.