Home / 7,273.46-10,906.86-2,887.94

Finding the Fourth Proportional to 7,273.46, 10,906.86 and 2,887.94

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Solution

The fourth proportional to 7,273.46, 10,906.86 and 2,887.94 is: 4,330.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.46 : 10,906.86 = 2,887.94 : x
  2. Step 2: Convert to fraction form
    7,273.46/10,906.86 = 2,887.94/x
  3. Step 3: Cross multiply
    7,273.46x = 10,906.86 × 2,887.94
  4. Step 4: Simplify right side
    7,273.46x = 31,498,357.27
  5. Step 5: Solve for x
    x = 31,498,357.27/7,273.46
  6. Step 6: Final answer
    x = 4,330.59

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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.