Home / 2,791.67-4,184.73-1,145.93

Finding the Fourth Proportional to 2,791.67, 4,184.73 and 1,145.93

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Solution

The fourth proportional to 2,791.67, 4,184.73 and 1,145.93 is: 1,717.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,791.67 : 4,184.73 = 1,145.93 : x
  2. Step 2: Convert to fraction form
    2,791.67/4,184.73 = 1,145.93/x
  3. Step 3: Cross multiply
    2,791.67x = 4,184.73 × 1,145.93
  4. Step 4: Simplify right side
    2,791.67x = 4,795,386.73
  5. Step 5: Solve for x
    x = 4,795,386.73/2,791.67
  6. Step 6: Final answer
    x = 1,717.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.