Home / 8,361.26-12,541.88-2,517.86

Finding the Fourth Proportional to 8,361.26, 12,541.88 and 2,517.86

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Solution

The fourth proportional to 8,361.26, 12,541.88 and 2,517.86 is: 3,776.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361.26 : 12,541.88 = 2,517.86 : x
  2. Step 2: Convert to fraction form
    8,361.26/12,541.88 = 2,517.86/x
  3. Step 3: Cross multiply
    8,361.26x = 12,541.88 × 2,517.86
  4. Step 4: Simplify right side
    8,361.26x = 31,578,697.98
  5. Step 5: Solve for x
    x = 31,578,697.98/8,361.26
  6. Step 6: Final answer
    x = 3,776.79

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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.