Home / 3,845.91-5,769.33-1,653.37

Finding the Fourth Proportional to 3,845.91, 5,769.33 and 1,653.37

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Solution

The fourth proportional to 3,845.91, 5,769.33 and 1,653.37 is: 2,480.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845.91 : 5,769.33 = 1,653.37 : x
  2. Step 2: Convert to fraction form
    3,845.91/5,769.33 = 1,653.37/x
  3. Step 3: Cross multiply
    3,845.91x = 5,769.33 × 1,653.37
  4. Step 4: Simplify right side
    3,845.91x = 9,538,837.14
  5. Step 5: Solve for x
    x = 9,538,837.14/3,845.91
  6. Step 6: Final answer
    x = 2,480.25

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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.