Home / 3,536.87-5,299.43-2,145.96

Finding the Fourth Proportional to 3,536.87, 5,299.43 and 2,145.96

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Solution

The fourth proportional to 3,536.87, 5,299.43 and 2,145.96 is: 3,215.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,536.87 : 5,299.43 = 2,145.96 : x
  2. Step 2: Convert to fraction form
    3,536.87/5,299.43 = 2,145.96/x
  3. Step 3: Cross multiply
    3,536.87x = 5,299.43 × 2,145.96
  4. Step 4: Simplify right side
    3,536.87x = 11,372,354.07
  5. Step 5: Solve for x
    x = 11,372,354.07/3,536.87
  6. Step 6: Final answer
    x = 3,215.38

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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.