Home / 2,081.04-2,871.83-1,197.02

Finding the Fourth Proportional to 2,081.04, 2,871.83 and 1,197.02

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Solution

The fourth proportional to 2,081.04, 2,871.83 and 1,197.02 is: 1,651.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,081.04 : 2,871.83 = 1,197.02 : x
  2. Step 2: Convert to fraction form
    2,081.04/2,871.83 = 1,197.02/x
  3. Step 3: Cross multiply
    2,081.04x = 2,871.83 × 1,197.02
  4. Step 4: Simplify right side
    2,081.04x = 3,437,617.60
  5. Step 5: Solve for x
    x = 3,437,617.60/2,081.04
  6. Step 6: Final answer
    x = 1,651.87

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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.