Home / 8,222.14-11,343.77-4,682.84

Finding the Fourth Proportional to 8,222.14, 11,343.77 and 4,682.84

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Solution

The fourth proportional to 8,222.14, 11,343.77 and 4,682.84 is: 6,460.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.14 : 11,343.77 = 4,682.84 : x
  2. Step 2: Convert to fraction form
    8,222.14/11,343.77 = 4,682.84/x
  3. Step 3: Cross multiply
    8,222.14x = 11,343.77 × 4,682.84
  4. Step 4: Simplify right side
    8,222.14x = 53,121,059.91
  5. Step 5: Solve for x
    x = 53,121,059.91/8,222.14
  6. Step 6: Final answer
    x = 6,460.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.