Home / 8,106.06-12,154.87-3,827.32

Finding the Fourth Proportional to 8,106.06, 12,154.87 and 3,827.32

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Solution

The fourth proportional to 8,106.06, 12,154.87 and 3,827.32 is: 5,738.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,106.06 : 12,154.87 = 3,827.32 : x
  2. Step 2: Convert to fraction form
    8,106.06/12,154.87 = 3,827.32/x
  3. Step 3: Cross multiply
    8,106.06x = 12,154.87 × 3,827.32
  4. Step 4: Simplify right side
    8,106.06x = 46,520,497.14
  5. Step 5: Solve for x
    x = 46,520,497.14/8,106.06
  6. Step 6: Final answer
    x = 5,738.98

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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.