Home / 3,619.75-4,995.26-2,047.81

Finding the Fourth Proportional to 3,619.75, 4,995.26 and 2,047.81

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Solution

The fourth proportional to 3,619.75, 4,995.26 and 2,047.81 is: 2,825.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,619.75 : 4,995.26 = 2,047.81 : x
  2. Step 2: Convert to fraction form
    3,619.75/4,995.26 = 2,047.81/x
  3. Step 3: Cross multiply
    3,619.75x = 4,995.26 × 2,047.81
  4. Step 4: Simplify right side
    3,619.75x = 10,229,343.38
  5. Step 5: Solve for x
    x = 10,229,343.38/3,619.75
  6. Step 6: Final answer
    x = 2,825.98

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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.