Home / 7,563.44-11,334.24-6,636.80

Finding the Fourth Proportional to 7,563.44, 11,334.24 and 6,636.80

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Solution

The fourth proportional to 7,563.44, 11,334.24 and 6,636.80 is: 9,945.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,563.44 : 11,334.24 = 6,636.80 : x
  2. Step 2: Convert to fraction form
    7,563.44/11,334.24 = 6,636.80/x
  3. Step 3: Cross multiply
    7,563.44x = 11,334.24 × 6,636.80
  4. Step 4: Simplify right side
    7,563.44x = 75,223,084.03
  5. Step 5: Solve for x
    x = 75,223,084.03/7,563.44
  6. Step 6: Final answer
    x = 9,945.62

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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.