Home / 7,984.49-11,976.73-3,055.64

Finding the Fourth Proportional to 7,984.49, 11,976.73 and 3,055.64

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Solution

The fourth proportional to 7,984.49, 11,976.73 and 3,055.64 is: 4,583.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,984.49 : 11,976.73 = 3,055.64 : x
  2. Step 2: Convert to fraction form
    7,984.49/11,976.73 = 3,055.64/x
  3. Step 3: Cross multiply
    7,984.49x = 11,976.73 × 3,055.64
  4. Step 4: Simplify right side
    7,984.49x = 36,596,507.73
  5. Step 5: Solve for x
    x = 36,596,507.73/7,984.49
  6. Step 6: Final answer
    x = 4,583.45

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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.