Home / 2,091.87-3,149.39-1,732.23

Finding the Fourth Proportional to 2,091.87, 3,149.39 and 1,732.23

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Solution

The fourth proportional to 2,091.87, 3,149.39 and 1,732.23 is: 2,607.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,091.87 : 3,149.39 = 1,732.23 : x
  2. Step 2: Convert to fraction form
    2,091.87/3,149.39 = 1,732.23/x
  3. Step 3: Cross multiply
    2,091.87x = 3,149.39 × 1,732.23
  4. Step 4: Simplify right side
    2,091.87x = 5,455,459.18
  5. Step 5: Solve for x
    x = 5,455,459.18/2,091.87
  6. Step 6: Final answer
    x = 2,607.93

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These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.