Home / 2,082.04-2,873.32-1,185.80

Finding the Fourth Proportional to 2,082.04, 2,873.32 and 1,185.80

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Solution

The fourth proportional to 2,082.04, 2,873.32 and 1,185.80 is: 1,636.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,082.04 : 2,873.32 = 1,185.80 : x
  2. Step 2: Convert to fraction form
    2,082.04/2,873.32 = 1,185.80/x
  3. Step 3: Cross multiply
    2,082.04x = 2,873.32 × 1,185.80
  4. Step 4: Simplify right side
    2,082.04x = 3,407,165.52
  5. Step 5: Solve for x
    x = 3,407,165.52/2,082.04
  6. Step 6: Final answer
    x = 1,636.46

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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.