Home / 7,926.30-11,891.26-4,226.58

Finding the Fourth Proportional to 7,926.30, 11,891.26 and 4,226.58

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Solution

The fourth proportional to 7,926.30, 11,891.26 and 4,226.58 is: 6,340.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.30 : 11,891.26 = 4,226.58 : x
  2. Step 2: Convert to fraction form
    7,926.30/11,891.26 = 4,226.58/x
  3. Step 3: Cross multiply
    7,926.30x = 11,891.26 × 4,226.58
  4. Step 4: Simplify right side
    7,926.30x = 50,259,361.69
  5. Step 5: Solve for x
    x = 50,259,361.69/7,926.30
  6. Step 6: Final answer
    x = 6,340.84

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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.