Home / 8,051.46-12,076.60-2,207.61

Finding the Fourth Proportional to 8,051.46, 12,076.60 and 2,207.61

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Solution

The fourth proportional to 8,051.46, 12,076.60 and 2,207.61 is: 3,311.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,051.46 : 12,076.60 = 2,207.61 : x
  2. Step 2: Convert to fraction form
    8,051.46/12,076.60 = 2,207.61/x
  3. Step 3: Cross multiply
    8,051.46x = 12,076.60 × 2,207.61
  4. Step 4: Simplify right side
    8,051.46x = 26,660,422.93
  5. Step 5: Solve for x
    x = 26,660,422.93/8,051.46
  6. Step 6: Final answer
    x = 3,311.25

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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.