Home / 3,361.62-4,636.14-2,101.38

Finding the Fourth Proportional to 3,361.62, 4,636.14 and 2,101.38

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Solution

The fourth proportional to 3,361.62, 4,636.14 and 2,101.38 is: 2,898.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,361.62 : 4,636.14 = 2,101.38 : x
  2. Step 2: Convert to fraction form
    3,361.62/4,636.14 = 2,101.38/x
  3. Step 3: Cross multiply
    3,361.62x = 4,636.14 × 2,101.38
  4. Step 4: Simplify right side
    3,361.62x = 9,742,291.87
  5. Step 5: Solve for x
    x = 9,742,291.87/3,361.62
  6. Step 6: Final answer
    x = 2,898.09

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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.