Home / 3,743.56-5,611.08-2,279.48

Finding the Fourth Proportional to 3,743.56, 5,611.08 and 2,279.48

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Solution

The fourth proportional to 3,743.56, 5,611.08 and 2,279.48 is: 3,416.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,743.56 : 5,611.08 = 2,279.48 : x
  2. Step 2: Convert to fraction form
    3,743.56/5,611.08 = 2,279.48/x
  3. Step 3: Cross multiply
    3,743.56x = 5,611.08 × 2,279.48
  4. Step 4: Simplify right side
    3,743.56x = 12,790,344.64
  5. Step 5: Solve for x
    x = 12,790,344.64/3,743.56
  6. Step 6: Final answer
    x = 3,416.63

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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.