Home / 4,771.36-7,161.70-2,584.76

Finding the Fourth Proportional to 4,771.36, 7,161.70 and 2,584.76

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Solution

The fourth proportional to 4,771.36, 7,161.70 and 2,584.76 is: 3,879.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,771.36 : 7,161.70 = 2,584.76 : x
  2. Step 2: Convert to fraction form
    4,771.36/7,161.70 = 2,584.76/x
  3. Step 3: Cross multiply
    4,771.36x = 7,161.70 × 2,584.76
  4. Step 4: Simplify right side
    4,771.36x = 18,511,275.69
  5. Step 5: Solve for x
    x = 18,511,275.69/4,771.36
  6. Step 6: Final answer
    x = 3,879.66

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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.