Home / 3,015.44-4,161.62-1,739.37

Finding the Fourth Proportional to 3,015.44, 4,161.62 and 1,739.37

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Solution

The fourth proportional to 3,015.44, 4,161.62 and 1,739.37 is: 2,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,015.44 : 4,161.62 = 1,739.37 : x
  2. Step 2: Convert to fraction form
    3,015.44/4,161.62 = 1,739.37/x
  3. Step 3: Cross multiply
    3,015.44x = 4,161.62 × 1,739.37
  4. Step 4: Simplify right side
    3,015.44x = 7,238,592.63
  5. Step 5: Solve for x
    x = 7,238,592.63/3,015.44
  6. Step 6: Final answer
    x = 2,400.51

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1.5x scale

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.