Home / 6,112.31-9,163.06-2,647.67

Finding the Fourth Proportional to 6,112.31, 9,163.06 and 2,647.67

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Solution

The fourth proportional to 6,112.31, 9,163.06 and 2,647.67 is: 3,969.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,112.31 : 9,163.06 = 2,647.67 : x
  2. Step 2: Convert to fraction form
    6,112.31/9,163.06 = 2,647.67/x
  3. Step 3: Cross multiply
    6,112.31x = 9,163.06 × 2,647.67
  4. Step 4: Simplify right side
    6,112.31x = 24,260,706.64
  5. Step 5: Solve for x
    x = 24,260,706.64/6,112.31
  6. Step 6: Final answer
    x = 3,969.16

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1.5x scale

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.