Home / 4,243.26-5,855.68-2,380.26

Finding the Fourth Proportional to 4,243.26, 5,855.68 and 2,380.26

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Solution

The fourth proportional to 4,243.26, 5,855.68 and 2,380.26 is: 3,284.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,243.26 : 5,855.68 = 2,380.26 : x
  2. Step 2: Convert to fraction form
    4,243.26/5,855.68 = 2,380.26/x
  3. Step 3: Cross multiply
    4,243.26x = 5,855.68 × 2,380.26
  4. Step 4: Simplify right side
    4,243.26x = 13,938,040.88
  5. Step 5: Solve for x
    x = 13,938,040.88/4,243.26
  6. Step 6: Final answer
    x = 3,284.75

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Half scale
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1.5x scale

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.