Home / 2,741.05-3,781.92-1,562.10

Finding the Fourth Proportional to 2,741.05, 3,781.92 and 1,562.10

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Solution

The fourth proportional to 2,741.05, 3,781.92 and 1,562.10 is: 2,155.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,741.05 : 3,781.92 = 1,562.10 : x
  2. Step 2: Convert to fraction form
    2,741.05/3,781.92 = 1,562.10/x
  3. Step 3: Cross multiply
    2,741.05x = 3,781.92 × 1,562.10
  4. Step 4: Simplify right side
    2,741.05x = 5,907,737.23
  5. Step 5: Solve for x
    x = 5,907,737.23/2,741.05
  6. Step 6: Final answer
    x = 2,155.28

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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.