Home / 8,091.27-12,138.26-4,802.67

Finding the Fourth Proportional to 8,091.27, 12,138.26 and 4,802.67

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Solution

The fourth proportional to 8,091.27, 12,138.26 and 4,802.67 is: 7,204.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,091.27 : 12,138.26 = 4,802.67 : x
  2. Step 2: Convert to fraction form
    8,091.27/12,138.26 = 4,802.67/x
  3. Step 3: Cross multiply
    8,091.27x = 12,138.26 × 4,802.67
  4. Step 4: Simplify right side
    8,091.27x = 58,296,033.14
  5. Step 5: Solve for x
    x = 58,296,033.14/8,091.27
  6. Step 6: Final answer
    x = 7,204.81

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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.