Home / 8,107.63-12,161.44-2,635.63

Finding the Fourth Proportional to 8,107.63, 12,161.44 and 2,635.63

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Solution

The fourth proportional to 8,107.63, 12,161.44 and 2,635.63 is: 3,953.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,107.63 : 12,161.44 = 2,635.63 : x
  2. Step 2: Convert to fraction form
    8,107.63/12,161.44 = 2,635.63/x
  3. Step 3: Cross multiply
    8,107.63x = 12,161.44 × 2,635.63
  4. Step 4: Simplify right side
    8,107.63x = 32,053,056.11
  5. Step 5: Solve for x
    x = 32,053,056.11/8,107.63
  6. Step 6: Final answer
    x = 3,953.44

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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.