Home / 3,829.80-5,743.35-1,364.70

Finding the Fourth Proportional to 3,829.80, 5,743.35 and 1,364.70

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Solution

The fourth proportional to 3,829.80, 5,743.35 and 1,364.70 is: 2,046.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,829.80 : 5,743.35 = 1,364.70 : x
  2. Step 2: Convert to fraction form
    3,829.80/5,743.35 = 1,364.70/x
  3. Step 3: Cross multiply
    3,829.80x = 5,743.35 × 1,364.70
  4. Step 4: Simplify right side
    3,829.80x = 7,837,949.75
  5. Step 5: Solve for x
    x = 7,837,949.75/3,829.80
  6. Step 6: Final answer
    x = 2,046.57

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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.