Home / 8,528.05-12,786.09-3,262.84

Finding the Fourth Proportional to 8,528.05, 12,786.09 and 3,262.84

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Solution

The fourth proportional to 8,528.05, 12,786.09 and 3,262.84 is: 4,891.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,528.05 : 12,786.09 = 3,262.84 : x
  2. Step 2: Convert to fraction form
    8,528.05/12,786.09 = 3,262.84/x
  3. Step 3: Cross multiply
    8,528.05x = 12,786.09 × 3,262.84
  4. Step 4: Simplify right side
    8,528.05x = 41,718,965.90
  5. Step 5: Solve for x
    x = 41,718,965.90/8,528.05
  6. Step 6: Final answer
    x = 4,891.97

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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.