Home / 2,854.73-4,282.75-1,211.34

Finding the Fourth Proportional to 2,854.73, 4,282.75 and 1,211.34

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Solution

The fourth proportional to 2,854.73, 4,282.75 and 1,211.34 is: 1,817.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,854.73 : 4,282.75 = 1,211.34 : x
  2. Step 2: Convert to fraction form
    2,854.73/4,282.75 = 1,211.34/x
  3. Step 3: Cross multiply
    2,854.73x = 4,282.75 × 1,211.34
  4. Step 4: Simplify right side
    2,854.73x = 5,187,866.39
  5. Step 5: Solve for x
    x = 5,187,866.39/2,854.73
  6. Step 6: Final answer
    x = 1,817.29

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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.