Home / 2,829.33-4,243.86-1,511.19

Finding the Fourth Proportional to 2,829.33, 4,243.86 and 1,511.19

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Solution

The fourth proportional to 2,829.33, 4,243.86 and 1,511.19 is: 2,266.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,829.33 : 4,243.86 = 1,511.19 : x
  2. Step 2: Convert to fraction form
    2,829.33/4,243.86 = 1,511.19/x
  3. Step 3: Cross multiply
    2,829.33x = 4,243.86 × 1,511.19
  4. Step 4: Simplify right side
    2,829.33x = 6,413,278.79
  5. Step 5: Solve for x
    x = 6,413,278.79/2,829.33
  6. Step 6: Final answer
    x = 2,266.71

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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.