Home / 7,968.36-11,955.98-3,039.48

Finding the Fourth Proportional to 7,968.36, 11,955.98 and 3,039.48

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Solution

The fourth proportional to 7,968.36, 11,955.98 and 3,039.48 is: 4,560.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,968.36 : 11,955.98 = 3,039.48 : x
  2. Step 2: Convert to fraction form
    7,968.36/11,955.98 = 3,039.48/x
  3. Step 3: Cross multiply
    7,968.36x = 11,955.98 × 3,039.48
  4. Step 4: Simplify right side
    7,968.36x = 36,339,962.09
  5. Step 5: Solve for x
    x = 36,339,962.09/7,968.36
  6. Step 6: Final answer
    x = 4,560.53

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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.