Home / 4,195.85-6,294.68-1,274.38

Finding the Fourth Proportional to 4,195.85, 6,294.68 and 1,274.38

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Solution

The fourth proportional to 4,195.85, 6,294.68 and 1,274.38 is: 1,911.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.85 : 6,294.68 = 1,274.38 : x
  2. Step 2: Convert to fraction form
    4,195.85/6,294.68 = 1,274.38/x
  3. Step 3: Cross multiply
    4,195.85x = 6,294.68 × 1,274.38
  4. Step 4: Simplify right side
    4,195.85x = 8,021,796.97
  5. Step 5: Solve for x
    x = 8,021,796.97/4,195.85
  6. Step 6: Final answer
    x = 1,911.84

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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.