Home / 8,222.96-11,347.74-4,446.12

Finding the Fourth Proportional to 8,222.96, 11,347.74 and 4,446.12

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Solution

The fourth proportional to 8,222.96, 11,347.74 and 4,446.12 is: 6,135.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,222.96 : 11,347.74 = 4,446.12 : x
  2. Step 2: Convert to fraction form
    8,222.96/11,347.74 = 4,446.12/x
  3. Step 3: Cross multiply
    8,222.96x = 11,347.74 × 4,446.12
  4. Step 4: Simplify right side
    8,222.96x = 50,453,413.77
  5. Step 5: Solve for x
    x = 50,453,413.77/8,222.96
  6. Step 6: Final answer
    x = 6,135.68

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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.