Home / 8,039.94-12,056.67-3,108.66

Finding the Fourth Proportional to 8,039.94, 12,056.67 and 3,108.66

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Solution

The fourth proportional to 8,039.94, 12,056.67 and 3,108.66 is: 4,661.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,039.94 : 12,056.67 = 3,108.66 : x
  2. Step 2: Convert to fraction form
    8,039.94/12,056.67 = 3,108.66/x
  3. Step 3: Cross multiply
    8,039.94x = 12,056.67 × 3,108.66
  4. Step 4: Simplify right side
    8,039.94x = 37,480,087.76
  5. Step 5: Solve for x
    x = 37,480,087.76/8,039.94
  6. Step 6: Final answer
    x = 4,661.74

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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.