Home / 8,736.46-13,104.50-2,162.68

Finding the Fourth Proportional to 8,736.46, 13,104.50 and 2,162.68

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Solution

The fourth proportional to 8,736.46, 13,104.50 and 2,162.68 is: 3,243.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,736.46 : 13,104.50 = 2,162.68 : x
  2. Step 2: Convert to fraction form
    8,736.46/13,104.50 = 2,162.68/x
  3. Step 3: Cross multiply
    8,736.46x = 13,104.50 × 2,162.68
  4. Step 4: Simplify right side
    8,736.46x = 28,340,840.06
  5. Step 5: Solve for x
    x = 28,340,840.06/8,736.46
  6. Step 6: Final answer
    x = 3,243.97

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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.