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Finding the Fourth Proportional to 7,293, 10,941.12 and 2,676

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Solution

The fourth proportional to 7,293, 10,941.12 and 2,676 is: 4,014.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293 : 10,941.12 = 2,676 : x
  2. Step 2: Convert to fraction form
    7,293/10,941.12 = 2,676/x
  3. Step 3: Cross multiply
    7,293x = 10,941.12 × 2,676
  4. Step 4: Simplify right side
    7,293x = 29,278,437.12
  5. Step 5: Solve for x
    x = 29,278,437.12/7,293
  6. Step 6: Final answer
    x = 4,014.59

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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.