Home / 9,222.62-12,727.73-6,980.54

Finding the Fourth Proportional to 9,222.62, 12,727.73 and 6,980.54

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Solution

The fourth proportional to 9,222.62, 12,727.73 and 6,980.54 is: 9,633.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,222.62 : 12,727.73 = 6,980.54 : x
  2. Step 2: Convert to fraction form
    9,222.62/12,727.73 = 6,980.54/x
  3. Step 3: Cross multiply
    9,222.62x = 12,727.73 × 6,980.54
  4. Step 4: Simplify right side
    9,222.62x = 88,846,477.64
  5. Step 5: Solve for x
    x = 88,846,477.64/9,222.62
  6. Step 6: Final answer
    x = 9,633.54

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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.