Home / 7,824.44-11,735.69-3,144.26

Finding the Fourth Proportional to 7,824.44, 11,735.69 and 3,144.26

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Solution

The fourth proportional to 7,824.44, 11,735.69 and 3,144.26 is: 4,715.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,824.44 : 11,735.69 = 3,144.26 : x
  2. Step 2: Convert to fraction form
    7,824.44/11,735.69 = 3,144.26/x
  3. Step 3: Cross multiply
    7,824.44x = 11,735.69 × 3,144.26
  4. Step 4: Simplify right side
    7,824.44x = 36,899,986.24
  5. Step 5: Solve for x
    x = 36,899,986.24/7,824.44
  6. Step 6: Final answer
    x = 4,715.99

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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.