Home / 7,137.98-10,704.30-2,456.67

Finding the Fourth Proportional to 7,137.98, 10,704.30 and 2,456.67

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Solution

The fourth proportional to 7,137.98, 10,704.30 and 2,456.67 is: 3,684.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,137.98 : 10,704.30 = 2,456.67 : x
  2. Step 2: Convert to fraction form
    7,137.98/10,704.30 = 2,456.67/x
  3. Step 3: Cross multiply
    7,137.98x = 10,704.30 × 2,456.67
  4. Step 4: Simplify right side
    7,137.98x = 26,296,932.68
  5. Step 5: Solve for x
    x = 26,296,932.68/7,137.98
  6. Step 6: Final answer
    x = 3,684.09

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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.