Home / 1,939.44-2,673.90-1,745.04

Finding the Fourth Proportional to 1,939.44, 2,673.90 and 1,745.04

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Solution

The fourth proportional to 1,939.44, 2,673.90 and 1,745.04 is: 2,405.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939.44 : 2,673.90 = 1,745.04 : x
  2. Step 2: Convert to fraction form
    1,939.44/2,673.90 = 1,745.04/x
  3. Step 3: Cross multiply
    1,939.44x = 2,673.90 × 1,745.04
  4. Step 4: Simplify right side
    1,939.44x = 4,666,062.46
  5. Step 5: Solve for x
    x = 4,666,062.46/1,939.44
  6. Step 6: Final answer
    x = 2,405.88

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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.