Home / 6,884.12-10,318.84-2,722.34

Finding the Fourth Proportional to 6,884.12, 10,318.84 and 2,722.34

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Solution

The fourth proportional to 6,884.12, 10,318.84 and 2,722.34 is: 4,080.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,884.12 : 10,318.84 = 2,722.34 : x
  2. Step 2: Convert to fraction form
    6,884.12/10,318.84 = 2,722.34/x
  3. Step 3: Cross multiply
    6,884.12x = 10,318.84 × 2,722.34
  4. Step 4: Simplify right side
    6,884.12x = 28,091,409.88
  5. Step 5: Solve for x
    x = 28,091,409.88/6,884.12
  6. Step 6: Final answer
    x = 4,080.61

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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.