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Finding the Fourth Proportional to 7,846.32, 11,769.96 and 2,651.76

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Solution

The fourth proportional to 7,846.32, 11,769.96 and 2,651.76 is: 3,977.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,846.32 : 11,769.96 = 2,651.76 : x
  2. Step 2: Convert to fraction form
    7,846.32/11,769.96 = 2,651.76/x
  3. Step 3: Cross multiply
    7,846.32x = 11,769.96 × 2,651.76
  4. Step 4: Simplify right side
    7,846.32x = 31,211,109.13
  5. Step 5: Solve for x
    x = 31,211,109.13/7,846.32
  6. Step 6: Final answer
    x = 3,977.80

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.