Home / 4,779.24-7,161.17-2,589

Finding the Fourth Proportional to 4,779.24, 7,161.17 and 2,589

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Solution

The fourth proportional to 4,779.24, 7,161.17 and 2,589 is: 3,879.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,779.24 : 7,161.17 = 2,589 : x
  2. Step 2: Convert to fraction form
    4,779.24/7,161.17 = 2,589/x
  3. Step 3: Cross multiply
    4,779.24x = 7,161.17 × 2,589
  4. Step 4: Simplify right side
    4,779.24x = 18,540,256.19
  5. Step 5: Solve for x
    x = 18,540,256.19/4,779.24
  6. Step 6: Final answer
    x = 3,879.33

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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.