Home / 1,939.33-2,889.41-1,846.45

Finding the Fourth Proportional to 1,939.33, 2,889.41 and 1,846.45

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Solution

The fourth proportional to 1,939.33, 2,889.41 and 1,846.45 is: 2,751.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939.33 : 2,889.41 = 1,846.45 : x
  2. Step 2: Convert to fraction form
    1,939.33/2,889.41 = 1,846.45/x
  3. Step 3: Cross multiply
    1,939.33x = 2,889.41 × 1,846.45
  4. Step 4: Simplify right side
    1,939.33x = 5,335,151.09
  5. Step 5: Solve for x
    x = 5,335,151.09/1,939.33
  6. Step 6: Final answer
    x = 2,751.03

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.