Home / 2,137.04-2,949.12-1,192.82

Finding the Fourth Proportional to 2,137.04, 2,949.12 and 1,192.82

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Solution

The fourth proportional to 2,137.04, 2,949.12 and 1,192.82 is: 1,646.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,137.04 : 2,949.12 = 1,192.82 : x
  2. Step 2: Convert to fraction form
    2,137.04/2,949.12 = 1,192.82/x
  3. Step 3: Cross multiply
    2,137.04x = 2,949.12 × 1,192.82
  4. Step 4: Simplify right side
    2,137.04x = 3,517,769.32
  5. Step 5: Solve for x
    x = 3,517,769.32/2,137.04
  6. Step 6: Final answer
    x = 1,646.09

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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.