Home / 6,821.46-10,233.54-2,661.30

Finding the Fourth Proportional to 6,821.46, 10,233.54 and 2,661.30

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Solution

The fourth proportional to 6,821.46, 10,233.54 and 2,661.30 is: 3,992.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,821.46 : 10,233.54 = 2,661.30 : x
  2. Step 2: Convert to fraction form
    6,821.46/10,233.54 = 2,661.30/x
  3. Step 3: Cross multiply
    6,821.46x = 10,233.54 × 2,661.30
  4. Step 4: Simplify right side
    6,821.46x = 27,234,520.00
  5. Step 5: Solve for x
    x = 27,234,520.00/6,821.46
  6. Step 6: Final answer
    x = 3,992.48

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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.