Home / 4,189.74-6,286.64-1,849.47

Finding the Fourth Proportional to 4,189.74, 6,286.64 and 1,849.47

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Solution

The fourth proportional to 4,189.74, 6,286.64 and 1,849.47 is: 2,775.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,189.74 : 6,286.64 = 1,849.47 : x
  2. Step 2: Convert to fraction form
    4,189.74/6,286.64 = 1,849.47/x
  3. Step 3: Cross multiply
    4,189.74x = 6,286.64 × 1,849.47
  4. Step 4: Simplify right side
    4,189.74x = 11,626,942.83
  5. Step 5: Solve for x
    x = 11,626,942.83/4,189.74
  6. Step 6: Final answer
    x = 2,775.10

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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.