Home / 3,818.14-5,725.42-1,479.26

Finding the Fourth Proportional to 3,818.14, 5,725.42 and 1,479.26

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Solution

The fourth proportional to 3,818.14, 5,725.42 and 1,479.26 is: 2,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,818.14 : 5,725.42 = 1,479.26 : x
  2. Step 2: Convert to fraction form
    3,818.14/5,725.42 = 1,479.26/x
  3. Step 3: Cross multiply
    3,818.14x = 5,725.42 × 1,479.26
  4. Step 4: Simplify right side
    3,818.14x = 8,469,395.40
  5. Step 5: Solve for x
    x = 8,469,395.40/3,818.14
  6. Step 6: Final answer
    x = 2,218.20

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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.