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Finding the Fourth Proportional to 7,273.03, 10,908.94 and 2,889.31

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Solution

The fourth proportional to 7,273.03, 10,908.94 and 2,889.31 is: 4,333.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.03 : 10,908.94 = 2,889.31 : x
  2. Step 2: Convert to fraction form
    7,273.03/10,908.94 = 2,889.31/x
  3. Step 3: Cross multiply
    7,273.03x = 10,908.94 × 2,889.31
  4. Step 4: Simplify right side
    7,273.03x = 31,519,309.43
  5. Step 5: Solve for x
    x = 31,519,309.43/7,273.03
  6. Step 6: Final answer
    x = 4,333.72

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1.5x scale

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.