Home / 10,743.45-16,099.56-7,629.54

Finding the Fourth Proportional to 10,743.45, 16,099.56 and 7,629.54

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Solution

The fourth proportional to 10,743.45, 16,099.56 and 7,629.54 is: 11,433.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,743.45 : 16,099.56 = 7,629.54 : x
  2. Step 2: Convert to fraction form
    10,743.45/16,099.56 = 7,629.54/x
  3. Step 3: Cross multiply
    10,743.45x = 16,099.56 × 7,629.54
  4. Step 4: Simplify right side
    10,743.45x = 122,832,237.00
  5. Step 5: Solve for x
    x = 122,832,237.00/10,743.45
  6. Step 6: Final answer
    x = 11,433.22

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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.