Home / 7,923.67-11,884.69-2,080.32

Finding the Fourth Proportional to 7,923.67, 11,884.69 and 2,080.32

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Solution

The fourth proportional to 7,923.67, 11,884.69 and 2,080.32 is: 3,120.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,923.67 : 11,884.69 = 2,080.32 : x
  2. Step 2: Convert to fraction form
    7,923.67/11,884.69 = 2,080.32/x
  3. Step 3: Cross multiply
    7,923.67x = 11,884.69 × 2,080.32
  4. Step 4: Simplify right side
    7,923.67x = 24,723,958.30
  5. Step 5: Solve for x
    x = 24,723,958.30/7,923.67
  6. Step 6: Final answer
    x = 3,120.27

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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.