Home / 3,231.26-4,847.49-1,672.01

Finding the Fourth Proportional to 3,231.26, 4,847.49 and 1,672.01

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Solution

The fourth proportional to 3,231.26, 4,847.49 and 1,672.01 is: 2,508.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231.26 : 4,847.49 = 1,672.01 : x
  2. Step 2: Convert to fraction form
    3,231.26/4,847.49 = 1,672.01/x
  3. Step 3: Cross multiply
    3,231.26x = 4,847.49 × 1,672.01
  4. Step 4: Simplify right side
    3,231.26x = 8,105,051.75
  5. Step 5: Solve for x
    x = 8,105,051.75/3,231.26
  6. Step 6: Final answer
    x = 2,508.33

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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.