Home / 7,293.25-10,939.35-2,850.09

Finding the Fourth Proportional to 7,293.25, 10,939.35 and 2,850.09

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Solution

The fourth proportional to 7,293.25, 10,939.35 and 2,850.09 is: 4,274.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,293.25 : 10,939.35 = 2,850.09 : x
  2. Step 2: Convert to fraction form
    7,293.25/10,939.35 = 2,850.09/x
  3. Step 3: Cross multiply
    7,293.25x = 10,939.35 × 2,850.09
  4. Step 4: Simplify right side
    7,293.25x = 31,178,091.02
  5. Step 5: Solve for x
    x = 31,178,091.02/7,293.25
  6. Step 6: Final answer
    x = 4,274.92

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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.