Home / 3,383.58-5,075.40-1,739.09

Finding the Fourth Proportional to 3,383.58, 5,075.40 and 1,739.09

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Solution

The fourth proportional to 3,383.58, 5,075.40 and 1,739.09 is: 2,608.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,383.58 : 5,075.40 = 1,739.09 : x
  2. Step 2: Convert to fraction form
    3,383.58/5,075.40 = 1,739.09/x
  3. Step 3: Cross multiply
    3,383.58x = 5,075.40 × 1,739.09
  4. Step 4: Simplify right side
    3,383.58x = 8,826,552.01
  5. Step 5: Solve for x
    x = 8,826,552.01/3,383.58
  6. Step 6: Final answer
    x = 2,608.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.