Home / 3,269.45-4,511.14-1,853.03

Finding the Fourth Proportional to 3,269.45, 4,511.14 and 1,853.03

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Solution

The fourth proportional to 3,269.45, 4,511.14 and 1,853.03 is: 2,556.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,269.45 : 4,511.14 = 1,853.03 : x
  2. Step 2: Convert to fraction form
    3,269.45/4,511.14 = 1,853.03/x
  3. Step 3: Cross multiply
    3,269.45x = 4,511.14 × 1,853.03
  4. Step 4: Simplify right side
    3,269.45x = 8,359,284.40
  5. Step 5: Solve for x
    x = 8,359,284.40/3,269.45
  6. Step 6: Final answer
    x = 2,556.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.