Home / 2,834.36-4,253.62-1,860.12

Finding the Fourth Proportional to 2,834.36, 4,253.62 and 1,860.12

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Solution

The fourth proportional to 2,834.36, 4,253.62 and 1,860.12 is: 2,791.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,834.36 : 4,253.62 = 1,860.12 : x
  2. Step 2: Convert to fraction form
    2,834.36/4,253.62 = 1,860.12/x
  3. Step 3: Cross multiply
    2,834.36x = 4,253.62 × 1,860.12
  4. Step 4: Simplify right side
    2,834.36x = 7,912,243.63
  5. Step 5: Solve for x
    x = 7,912,243.63/2,834.36
  6. Step 6: Final answer
    x = 2,791.55

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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.