Home / 8,226.06-12,343.14-3,842.88

Finding the Fourth Proportional to 8,226.06, 12,343.14 and 3,842.88

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Solution

The fourth proportional to 8,226.06, 12,343.14 and 3,842.88 is: 5,766.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,226.06 : 12,343.14 = 3,842.88 : x
  2. Step 2: Convert to fraction form
    8,226.06/12,343.14 = 3,842.88/x
  3. Step 3: Cross multiply
    8,226.06x = 12,343.14 × 3,842.88
  4. Step 4: Simplify right side
    8,226.06x = 47,433,205.84
  5. Step 5: Solve for x
    x = 47,433,205.84/8,226.06
  6. Step 6: Final answer
    x = 5,766.21

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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.