Home / 9,997.22-14,991.14-2,974.64

Finding the Fourth Proportional to 9,997.22, 14,991.14 and 2,974.64

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Solution

The fourth proportional to 9,997.22, 14,991.14 and 2,974.64 is: 4,460.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,997.22 : 14,991.14 = 2,974.64 : x
  2. Step 2: Convert to fraction form
    9,997.22/14,991.14 = 2,974.64/x
  3. Step 3: Cross multiply
    9,997.22x = 14,991.14 × 2,974.64
  4. Step 4: Simplify right side
    9,997.22x = 44,593,244.69
  5. Step 5: Solve for x
    x = 44,593,244.69/9,997.22
  6. Step 6: Final answer
    x = 4,460.56

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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.