Home / 7,273.70-10,909-3,323.83

Finding the Fourth Proportional to 7,273.70, 10,909 and 3,323.83

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Solution

The fourth proportional to 7,273.70, 10,909 and 3,323.83 is: 4,985.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,273.70 : 10,909 = 3,323.83 : x
  2. Step 2: Convert to fraction form
    7,273.70/10,909 = 3,323.83/x
  3. Step 3: Cross multiply
    7,273.70x = 10,909 × 3,323.83
  4. Step 4: Simplify right side
    7,273.70x = 36,259,661.47
  5. Step 5: Solve for x
    x = 36,259,661.47/7,273.70
  6. Step 6: Final answer
    x = 4,985.04

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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.