Home / 11,059.96-15,235.94-8,222.43

Finding the Fourth Proportional to 11,059.96, 15,235.94 and 8,222.43

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Solution

The fourth proportional to 11,059.96, 15,235.94 and 8,222.43 is: 11,327.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,059.96 : 15,235.94 = 8,222.43 : x
  2. Step 2: Convert to fraction form
    11,059.96/15,235.94 = 8,222.43/x
  3. Step 3: Cross multiply
    11,059.96x = 15,235.94 × 8,222.43
  4. Step 4: Simplify right side
    11,059.96x = 125,276,450.13
  5. Step 5: Solve for x
    x = 125,276,450.13/11,059.96
  6. Step 6: Final answer
    x = 11,327.03

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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.