Home / 3,949.14-5,918.57-1,606.42

Finding the Fourth Proportional to 3,949.14, 5,918.57 and 1,606.42

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Solution

The fourth proportional to 3,949.14, 5,918.57 and 1,606.42 is: 2,407.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,949.14 : 5,918.57 = 1,606.42 : x
  2. Step 2: Convert to fraction form
    3,949.14/5,918.57 = 1,606.42/x
  3. Step 3: Cross multiply
    3,949.14x = 5,918.57 × 1,606.42
  4. Step 4: Simplify right side
    3,949.14x = 9,507,679.63
  5. Step 5: Solve for x
    x = 9,507,679.63/3,949.14
  6. Step 6: Final answer
    x = 2,407.53

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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.