Home / 8,111.08-12,167.09-2,267.67

Finding the Fourth Proportional to 8,111.08, 12,167.09 and 2,267.67

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Solution

The fourth proportional to 8,111.08, 12,167.09 and 2,267.67 is: 3,401.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,111.08 : 12,167.09 = 2,267.67 : x
  2. Step 2: Convert to fraction form
    8,111.08/12,167.09 = 2,267.67/x
  3. Step 3: Cross multiply
    8,111.08x = 12,167.09 × 2,267.67
  4. Step 4: Simplify right side
    8,111.08x = 27,590,944.98
  5. Step 5: Solve for x
    x = 27,590,944.98/8,111.08
  6. Step 6: Final answer
    x = 3,401.64

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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.