Home / 3,734.83-5,155.82-2,162.62

Finding the Fourth Proportional to 3,734.83, 5,155.82 and 2,162.62

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Solution

The fourth proportional to 3,734.83, 5,155.82 and 2,162.62 is: 2,985.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,734.83 : 5,155.82 = 2,162.62 : x
  2. Step 2: Convert to fraction form
    3,734.83/5,155.82 = 2,162.62/x
  3. Step 3: Cross multiply
    3,734.83x = 5,155.82 × 2,162.62
  4. Step 4: Simplify right side
    3,734.83x = 11,150,068.64
  5. Step 5: Solve for x
    x = 11,150,068.64/3,734.83
  6. Step 6: Final answer
    x = 2,985.43

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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.