Home / 4,713.44-7,069.86-1,791.68

Finding the Fourth Proportional to 4,713.44, 7,069.86 and 1,791.68

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Solution

The fourth proportional to 4,713.44, 7,069.86 and 1,791.68 is: 2,687.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,713.44 : 7,069.86 = 1,791.68 : x
  2. Step 2: Convert to fraction form
    4,713.44/7,069.86 = 1,791.68/x
  3. Step 3: Cross multiply
    4,713.44x = 7,069.86 × 1,791.68
  4. Step 4: Simplify right side
    4,713.44x = 12,666,891.42
  5. Step 5: Solve for x
    x = 12,666,891.42/4,713.44
  6. Step 6: Final answer
    x = 2,687.40

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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.