Home / 7,195.86-10,791.06-2,812.77

Finding the Fourth Proportional to 7,195.86, 10,791.06 and 2,812.77

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Solution

The fourth proportional to 7,195.86, 10,791.06 and 2,812.77 is: 4,218.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.86 : 10,791.06 = 2,812.77 : x
  2. Step 2: Convert to fraction form
    7,195.86/10,791.06 = 2,812.77/x
  3. Step 3: Cross multiply
    7,195.86x = 10,791.06 × 2,812.77
  4. Step 4: Simplify right side
    7,195.86x = 30,352,769.84
  5. Step 5: Solve for x
    x = 30,352,769.84/7,195.86
  6. Step 6: Final answer
    x = 4,218.09

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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.