Home / 4,193.91-6,286.55-1,419.66

Finding the Fourth Proportional to 4,193.91, 6,286.55 and 1,419.66

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Solution

The fourth proportional to 4,193.91, 6,286.55 and 1,419.66 is: 2,128.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,193.91 : 6,286.55 = 1,419.66 : x
  2. Step 2: Convert to fraction form
    4,193.91/6,286.55 = 1,419.66/x
  3. Step 3: Cross multiply
    4,193.91x = 6,286.55 × 1,419.66
  4. Step 4: Simplify right side
    4,193.91x = 8,924,756.47
  5. Step 5: Solve for x
    x = 8,924,756.47/4,193.91
  6. Step 6: Final answer
    x = 2,128.03

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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.