Home / 7,576.44-11,354.76-3,879.60

Finding the Fourth Proportional to 7,576.44, 11,354.76 and 3,879.60

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Solution

The fourth proportional to 7,576.44, 11,354.76 and 3,879.60 is: 5,814.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,576.44 : 11,354.76 = 3,879.60 : x
  2. Step 2: Convert to fraction form
    7,576.44/11,354.76 = 3,879.60/x
  3. Step 3: Cross multiply
    7,576.44x = 11,354.76 × 3,879.60
  4. Step 4: Simplify right side
    7,576.44x = 44,051,926.90
  5. Step 5: Solve for x
    x = 44,051,926.90/7,576.44
  6. Step 6: Final answer
    x = 5,814.33

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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.