Home / 2,854.26-4,273.69-1,864.62

Finding the Fourth Proportional to 2,854.26, 4,273.69 and 1,864.62

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Solution

The fourth proportional to 2,854.26, 4,273.69 and 1,864.62 is: 2,791.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.26 : 4,273.69 = 1,864.62 : x
  2. Step 2: Convert to fraction form
    2,854.26/4,273.69 = 1,864.62/x
  3. Step 3: Cross multiply
    2,854.26x = 4,273.69 × 1,864.62
  4. Step 4: Simplify right side
    2,854.26x = 7,968,801.44
  5. Step 5: Solve for x
    x = 7,968,801.44/2,854.26
  6. Step 6: Final answer
    x = 2,791.89

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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.