Home / 4,012.69-6,020.45-1,791.31

Finding the Fourth Proportional to 4,012.69, 6,020.45 and 1,791.31

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Solution

The fourth proportional to 4,012.69, 6,020.45 and 1,791.31 is: 2,687.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,012.69 : 6,020.45 = 1,791.31 : x
  2. Step 2: Convert to fraction form
    4,012.69/6,020.45 = 1,791.31/x
  3. Step 3: Cross multiply
    4,012.69x = 6,020.45 × 1,791.31
  4. Step 4: Simplify right side
    4,012.69x = 10,784,492.23
  5. Step 5: Solve for x
    x = 10,784,492.23/4,012.69
  6. Step 6: Final answer
    x = 2,687.60

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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.