Home / 10,954.45-16,410.75-7,245.73

Finding the Fourth Proportional to 10,954.45, 16,410.75 and 7,245.73

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Solution

The fourth proportional to 10,954.45, 16,410.75 and 7,245.73 is: 10,854.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,954.45 : 16,410.75 = 7,245.73 : x
  2. Step 2: Convert to fraction form
    10,954.45/16,410.75 = 7,245.73/x
  3. Step 3: Cross multiply
    10,954.45x = 16,410.75 × 7,245.73
  4. Step 4: Simplify right side
    10,954.45x = 118,907,863.60
  5. Step 5: Solve for x
    x = 118,907,863.60/10,954.45
  6. Step 6: Final answer
    x = 10,854.75

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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.