Home / 6,924.80-10,379.84-3,222.72

Finding the Fourth Proportional to 6,924.80, 10,379.84 and 3,222.72

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Solution

The fourth proportional to 6,924.80, 10,379.84 and 3,222.72 is: 4,830.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,924.80 : 10,379.84 = 3,222.72 : x
  2. Step 2: Convert to fraction form
    6,924.80/10,379.84 = 3,222.72/x
  3. Step 3: Cross multiply
    6,924.80x = 10,379.84 × 3,222.72
  4. Step 4: Simplify right side
    6,924.80x = 33,451,317.96
  5. Step 5: Solve for x
    x = 33,451,317.96/6,924.80
  6. Step 6: Final answer
    x = 4,830.65

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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.