Home / 7,195.96-10,813.46-3,911.48

Finding the Fourth Proportional to 7,195.96, 10,813.46 and 3,911.48

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Solution

The fourth proportional to 7,195.96, 10,813.46 and 3,911.48 is: 5,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,195.96 : 10,813.46 = 3,911.48 : x
  2. Step 2: Convert to fraction form
    7,195.96/10,813.46 = 3,911.48/x
  3. Step 3: Cross multiply
    7,195.96x = 10,813.46 × 3,911.48
  4. Step 4: Simplify right side
    7,195.96x = 42,296,632.52
  5. Step 5: Solve for x
    x = 42,296,632.52/7,195.96
  6. Step 6: Final answer
    x = 5,877.83

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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.