Home / 8,068.82-11,133.09-4,882.68

Finding the Fourth Proportional to 8,068.82, 11,133.09 and 4,882.68

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Solution

The fourth proportional to 8,068.82, 11,133.09 and 4,882.68 is: 6,736.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,068.82 : 11,133.09 = 4,882.68 : x
  2. Step 2: Convert to fraction form
    8,068.82/11,133.09 = 4,882.68/x
  3. Step 3: Cross multiply
    8,068.82x = 11,133.09 × 4,882.68
  4. Step 4: Simplify right side
    8,068.82x = 54,359,315.88
  5. Step 5: Solve for x
    x = 54,359,315.88/8,068.82
  6. Step 6: Final answer
    x = 6,736.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.