Home / 4,193.22-6,290.46-1,271.19

Finding the Fourth Proportional to 4,193.22, 6,290.46 and 1,271.19

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Solution

The fourth proportional to 4,193.22, 6,290.46 and 1,271.19 is: 1,906.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.22 : 6,290.46 = 1,271.19 : x
  2. Step 2: Convert to fraction form
    4,193.22/6,290.46 = 1,271.19/x
  3. Step 3: Cross multiply
    4,193.22x = 6,290.46 × 1,271.19
  4. Step 4: Simplify right side
    4,193.22x = 7,996,369.85
  5. Step 5: Solve for x
    x = 7,996,369.85/4,193.22
  6. Step 6: Final answer
    x = 1,906.98

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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.