Home / 6,907.45-10,355.50-2,745.67

Finding the Fourth Proportional to 6,907.45, 10,355.50 and 2,745.67

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Solution

The fourth proportional to 6,907.45, 10,355.50 and 2,745.67 is: 4,116.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,907.45 : 10,355.50 = 2,745.67 : x
  2. Step 2: Convert to fraction form
    6,907.45/10,355.50 = 2,745.67/x
  3. Step 3: Cross multiply
    6,907.45x = 10,355.50 × 2,745.67
  4. Step 4: Simplify right side
    6,907.45x = 28,432,785.69
  5. Step 5: Solve for x
    x = 28,432,785.69/6,907.45
  6. Step 6: Final answer
    x = 4,116.25

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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.