Home / 2,942.15-4,410.84-1,092.11

Finding the Fourth Proportional to 2,942.15, 4,410.84 and 1,092.11

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Solution

The fourth proportional to 2,942.15, 4,410.84 and 1,092.11 is: 1,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,942.15 : 4,410.84 = 1,092.11 : x
  2. Step 2: Convert to fraction form
    2,942.15/4,410.84 = 1,092.11/x
  3. Step 3: Cross multiply
    2,942.15x = 4,410.84 × 1,092.11
  4. Step 4: Simplify right side
    2,942.15x = 4,817,122.47
  5. Step 5: Solve for x
    x = 4,817,122.47/2,942.15
  6. Step 6: Final answer
    x = 1,637.28

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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.