Home / 9,996.05-13,794.21-5,519.53

Finding the Fourth Proportional to 9,996.05, 13,794.21 and 5,519.53

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Solution

The fourth proportional to 9,996.05, 13,794.21 and 5,519.53 is: 7,616.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,996.05 : 13,794.21 = 5,519.53 : x
  2. Step 2: Convert to fraction form
    9,996.05/13,794.21 = 5,519.53/x
  3. Step 3: Cross multiply
    9,996.05x = 13,794.21 × 5,519.53
  4. Step 4: Simplify right side
    9,996.05x = 76,137,555.92
  5. Step 5: Solve for x
    x = 76,137,555.92/9,996.05
  6. Step 6: Final answer
    x = 7,616.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.