Home / 2,927.69-4,040.03-1,601.37

Finding the Fourth Proportional to 2,927.69, 4,040.03 and 1,601.37

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Solution

The fourth proportional to 2,927.69, 4,040.03 and 1,601.37 is: 2,209.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,927.69 : 4,040.03 = 1,601.37 : x
  2. Step 2: Convert to fraction form
    2,927.69/4,040.03 = 1,601.37/x
  3. Step 3: Cross multiply
    2,927.69x = 4,040.03 × 1,601.37
  4. Step 4: Simplify right side
    2,927.69x = 6,469,577.84
  5. Step 5: Solve for x
    x = 6,469,577.84/2,927.69
  6. Step 6: Final answer
    x = 2,209.79

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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.