Home / 3,725.44-5,589.98-2,636.80

Finding the Fourth Proportional to 3,725.44, 5,589.98 and 2,636.80

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Solution

The fourth proportional to 3,725.44, 5,589.98 and 2,636.80 is: 3,956.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,725.44 : 5,589.98 = 2,636.80 : x
  2. Step 2: Convert to fraction form
    3,725.44/5,589.98 = 2,636.80/x
  3. Step 3: Cross multiply
    3,725.44x = 5,589.98 × 2,636.80
  4. Step 4: Simplify right side
    3,725.44x = 14,739,659.26
  5. Step 5: Solve for x
    x = 14,739,659.26/3,725.44
  6. Step 6: Final answer
    x = 3,956.49

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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.