Home / 5,945.46-8,915.78-2,245.67

Finding the Fourth Proportional to 5,945.46, 8,915.78 and 2,245.67

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Solution

The fourth proportional to 5,945.46, 8,915.78 and 2,245.67 is: 3,367.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,945.46 : 8,915.78 = 2,245.67 : x
  2. Step 2: Convert to fraction form
    5,945.46/8,915.78 = 2,245.67/x
  3. Step 3: Cross multiply
    5,945.46x = 8,915.78 × 2,245.67
  4. Step 4: Simplify right side
    5,945.46x = 20,021,899.67
  5. Step 5: Solve for x
    x = 20,021,899.67/5,945.46
  6. Step 6: Final answer
    x = 3,367.59

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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.