Home / 4,189.82-6,286.04-1,725.80

Finding the Fourth Proportional to 4,189.82, 6,286.04 and 1,725.80

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Solution

The fourth proportional to 4,189.82, 6,286.04 and 1,725.80 is: 2,589.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.82 : 6,286.04 = 1,725.80 : x
  2. Step 2: Convert to fraction form
    4,189.82/6,286.04 = 1,725.80/x
  3. Step 3: Cross multiply
    4,189.82x = 6,286.04 × 1,725.80
  4. Step 4: Simplify right side
    4,189.82x = 10,848,407.77
  5. Step 5: Solve for x
    x = 10,848,407.77/4,189.82
  6. Step 6: Final answer
    x = 2,589.23

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1.5x scale

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.