Home / 7,930.53-11,896.88-2,736.81

Finding the Fourth Proportional to 7,930.53, 11,896.88 and 2,736.81

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Solution

The fourth proportional to 7,930.53, 11,896.88 and 2,736.81 is: 4,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,930.53 : 11,896.88 = 2,736.81 : x
  2. Step 2: Convert to fraction form
    7,930.53/11,896.88 = 2,736.81/x
  3. Step 3: Cross multiply
    7,930.53x = 11,896.88 × 2,736.81
  4. Step 4: Simplify right side
    7,930.53x = 32,559,486.47
  5. Step 5: Solve for x
    x = 32,559,486.47/7,930.53
  6. Step 6: Final answer
    x = 4,105.59

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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.