Home / 4,272.26-6,408.40-1,674.86

Finding the Fourth Proportional to 4,272.26, 6,408.40 and 1,674.86

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Solution

The fourth proportional to 4,272.26, 6,408.40 and 1,674.86 is: 2,512.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,272.26 : 6,408.40 = 1,674.86 : x
  2. Step 2: Convert to fraction form
    4,272.26/6,408.40 = 1,674.86/x
  3. Step 3: Cross multiply
    4,272.26x = 6,408.40 × 1,674.86
  4. Step 4: Simplify right side
    4,272.26x = 10,733,172.82
  5. Step 5: Solve for x
    x = 10,733,172.82/4,272.26
  6. Step 6: Final answer
    x = 2,512.29

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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.