Home / 2,131.04-3,196.98-1,034.79

Finding the Fourth Proportional to 2,131.04, 3,196.98 and 1,034.79

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Solution

The fourth proportional to 2,131.04, 3,196.98 and 1,034.79 is: 1,552.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131.04 : 3,196.98 = 1,034.79 : x
  2. Step 2: Convert to fraction form
    2,131.04/3,196.98 = 1,034.79/x
  3. Step 3: Cross multiply
    2,131.04x = 3,196.98 × 1,034.79
  4. Step 4: Simplify right side
    2,131.04x = 3,308,202.93
  5. Step 5: Solve for x
    x = 3,308,202.93/2,131.04
  6. Step 6: Final answer
    x = 1,552.39

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.