Home / 6,820.83-10,231.44-2,660.67

Finding the Fourth Proportional to 6,820.83, 10,231.44 and 2,660.67

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Solution

The fourth proportional to 6,820.83, 10,231.44 and 2,660.67 is: 3,991.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,820.83 : 10,231.44 = 2,660.67 : x
  2. Step 2: Convert to fraction form
    6,820.83/10,231.44 = 2,660.67/x
  3. Step 3: Cross multiply
    6,820.83x = 10,231.44 × 2,660.67
  4. Step 4: Simplify right side
    6,820.83x = 27,222,485.46
  5. Step 5: Solve for x
    x = 27,222,485.46/6,820.83
  6. Step 6: Final answer
    x = 3,991.08

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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.