Home / 2,338.60-3,524.03-1,936.80

Finding the Fourth Proportional to 2,338.60, 3,524.03 and 1,936.80

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Solution

The fourth proportional to 2,338.60, 3,524.03 and 1,936.80 is: 2,918.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,338.60 : 3,524.03 = 1,936.80 : x
  2. Step 2: Convert to fraction form
    2,338.60/3,524.03 = 1,936.80/x
  3. Step 3: Cross multiply
    2,338.60x = 3,524.03 × 1,936.80
  4. Step 4: Simplify right side
    2,338.60x = 6,825,341.30
  5. Step 5: Solve for x
    x = 6,825,341.30/2,338.60
  6. Step 6: Final answer
    x = 2,918.56

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.