Home / 3,014.26-4,159.68-1,687.98

Finding the Fourth Proportional to 3,014.26, 4,159.68 and 1,687.98

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Solution

The fourth proportional to 3,014.26, 4,159.68 and 1,687.98 is: 2,329.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,014.26 : 4,159.68 = 1,687.98 : x
  2. Step 2: Convert to fraction form
    3,014.26/4,159.68 = 1,687.98/x
  3. Step 3: Cross multiply
    3,014.26x = 4,159.68 × 1,687.98
  4. Step 4: Simplify right side
    3,014.26x = 7,021,456.65
  5. Step 5: Solve for x
    x = 7,021,456.65/3,014.26
  6. Step 6: Final answer
    x = 2,329.41

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