Home / 1,933.62-2,663.94-1,335.54

Finding the Fourth Proportional to 1,933.62, 2,663.94 and 1,335.54

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Solution

The fourth proportional to 1,933.62, 2,663.94 and 1,335.54 is: 1,839.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,933.62 : 2,663.94 = 1,335.54 : x
  2. Step 2: Convert to fraction form
    1,933.62/2,663.94 = 1,335.54/x
  3. Step 3: Cross multiply
    1,933.62x = 2,663.94 × 1,335.54
  4. Step 4: Simplify right side
    1,933.62x = 3,557,798.43
  5. Step 5: Solve for x
    x = 3,557,798.43/1,933.62
  6. Step 6: Final answer
    x = 1,839.97

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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.