Home / 3,675.12-5,073.64-2,834

Finding the Fourth Proportional to 3,675.12, 5,073.64 and 2,834

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Solution

The fourth proportional to 3,675.12, 5,073.64 and 2,834 is: 3,912.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.12 : 5,073.64 = 2,834 : x
  2. Step 2: Convert to fraction form
    3,675.12/5,073.64 = 2,834/x
  3. Step 3: Cross multiply
    3,675.12x = 5,073.64 × 2,834
  4. Step 4: Simplify right side
    3,675.12x = 14,378,695.76
  5. Step 5: Solve for x
    x = 14,378,695.76/3,675.12
  6. Step 6: Final answer
    x = 3,912.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.