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Finding the Fourth Proportional to 7,604.44, 11,405.43 and 2,672.93

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Solution

The fourth proportional to 7,604.44, 11,405.43 and 2,672.93 is: 4,008.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,604.44 : 11,405.43 = 2,672.93 : x
  2. Step 2: Convert to fraction form
    7,604.44/11,405.43 = 2,672.93/x
  3. Step 3: Cross multiply
    7,604.44x = 11,405.43 × 2,672.93
  4. Step 4: Simplify right side
    7,604.44x = 30,485,916.01
  5. Step 5: Solve for x
    x = 30,485,916.01/7,604.44
  6. Step 6: Final answer
    x = 4,008.96

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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.