Home / 4,849.44-6,690.69-2,860.68

Finding the Fourth Proportional to 4,849.44, 6,690.69 and 2,860.68

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Solution

The fourth proportional to 4,849.44, 6,690.69 and 2,860.68 is: 3,946.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,849.44 : 6,690.69 = 2,860.68 : x
  2. Step 2: Convert to fraction form
    4,849.44/6,690.69 = 2,860.68/x
  3. Step 3: Cross multiply
    4,849.44x = 6,690.69 × 2,860.68
  4. Step 4: Simplify right side
    4,849.44x = 19,139,923.07
  5. Step 5: Solve for x
    x = 19,139,923.07/4,849.44
  6. Step 6: Final answer
    x = 3,946.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.