Home / 4,194.26-6,290.68-1,271.86

Finding the Fourth Proportional to 4,194.26, 6,290.68 and 1,271.86

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Solution

The fourth proportional to 4,194.26, 6,290.68 and 1,271.86 is: 1,907.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,194.26 : 6,290.68 = 1,271.86 : x
  2. Step 2: Convert to fraction form
    4,194.26/6,290.68 = 1,271.86/x
  3. Step 3: Cross multiply
    4,194.26x = 6,290.68 × 1,271.86
  4. Step 4: Simplify right side
    4,194.26x = 8,000,864.26
  5. Step 5: Solve for x
    x = 8,000,864.26/4,194.26
  6. Step 6: Final answer
    x = 1,907.57

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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.