Home / 7,839.22-11,754.93-2,841.39

Finding the Fourth Proportional to 7,839.22, 11,754.93 and 2,841.39

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Solution

The fourth proportional to 7,839.22, 11,754.93 and 2,841.39 is: 4,260.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,839.22 : 11,754.93 = 2,841.39 : x
  2. Step 2: Convert to fraction form
    7,839.22/11,754.93 = 2,841.39/x
  3. Step 3: Cross multiply
    7,839.22x = 11,754.93 × 2,841.39
  4. Step 4: Simplify right side
    7,839.22x = 33,400,364.99
  5. Step 5: Solve for x
    x = 33,400,364.99/7,839.22
  6. Step 6: Final answer
    x = 4,260.67

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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.