Home / 2,739.41-3,780.49-1,544.87

Finding the Fourth Proportional to 2,739.41, 3,780.49 and 1,544.87

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Solution

The fourth proportional to 2,739.41, 3,780.49 and 1,544.87 is: 2,131.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,739.41 : 3,780.49 = 1,544.87 : x
  2. Step 2: Convert to fraction form
    2,739.41/3,780.49 = 1,544.87/x
  3. Step 3: Cross multiply
    2,739.41x = 3,780.49 × 1,544.87
  4. Step 4: Simplify right side
    2,739.41x = 5,840,377.33
  5. Step 5: Solve for x
    x = 5,840,377.33/2,739.41
  6. Step 6: Final answer
    x = 2,131.99

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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.