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Finding the Fourth Proportional to 11,925.41, 16,460.84 and 7,676.52

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Solution

The fourth proportional to 11,925.41, 16,460.84 and 7,676.52 is: 10,596.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,925.41 : 16,460.84 = 7,676.52 : x
  2. Step 2: Convert to fraction form
    11,925.41/16,460.84 = 7,676.52/x
  3. Step 3: Cross multiply
    11,925.41x = 16,460.84 × 7,676.52
  4. Step 4: Simplify right side
    11,925.41x = 126,361,974.35
  5. Step 5: Solve for x
    x = 126,361,974.35/11,925.41
  6. Step 6: Final answer
    x = 10,596.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.