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Finding the Fourth Proportional to 8,336.88, 12,504.60 and 2,494.80

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Solution

The fourth proportional to 8,336.88, 12,504.60 and 2,494.80 is: 3,741.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,336.88 : 12,504.60 = 2,494.80 : x
  2. Step 2: Convert to fraction form
    8,336.88/12,504.60 = 2,494.80/x
  3. Step 3: Cross multiply
    8,336.88x = 12,504.60 × 2,494.80
  4. Step 4: Simplify right side
    8,336.88x = 31,196,476.08
  5. Step 5: Solve for x
    x = 31,196,476.08/8,336.88
  6. Step 6: Final answer
    x = 3,741.98

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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.