Home / 3,276.24-4,911.21-2,102.94

Finding the Fourth Proportional to 3,276.24, 4,911.21 and 2,102.94

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Solution

The fourth proportional to 3,276.24, 4,911.21 and 2,102.94 is: 3,152.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,276.24 : 4,911.21 = 2,102.94 : x
  2. Step 2: Convert to fraction form
    3,276.24/4,911.21 = 2,102.94/x
  3. Step 3: Cross multiply
    3,276.24x = 4,911.21 × 2,102.94
  4. Step 4: Simplify right side
    3,276.24x = 10,327,979.96
  5. Step 5: Solve for x
    x = 10,327,979.96/3,276.24
  6. Step 6: Final answer
    x = 3,152.39

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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.