Home / 6,786.56-10,179.20-2,168.32

Finding the Fourth Proportional to 6,786.56, 10,179.20 and 2,168.32

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Solution

The fourth proportional to 6,786.56, 10,179.20 and 2,168.32 is: 3,252.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,786.56 : 10,179.20 = 2,168.32 : x
  2. Step 2: Convert to fraction form
    6,786.56/10,179.20 = 2,168.32/x
  3. Step 3: Cross multiply
    6,786.56x = 10,179.20 × 2,168.32
  4. Step 4: Simplify right side
    6,786.56x = 22,071,762.94
  5. Step 5: Solve for x
    x = 22,071,762.94/6,786.56
  6. Step 6: Final answer
    x = 3,252.28

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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.