Home / 3,797.26-5,239.70-2,118.46

Finding the Fourth Proportional to 3,797.26, 5,239.70 and 2,118.46

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Solution

The fourth proportional to 3,797.26, 5,239.70 and 2,118.46 is: 2,923.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.26 : 5,239.70 = 2,118.46 : x
  2. Step 2: Convert to fraction form
    3,797.26/5,239.70 = 2,118.46/x
  3. Step 3: Cross multiply
    3,797.26x = 5,239.70 × 2,118.46
  4. Step 4: Simplify right side
    3,797.26x = 11,100,094.86
  5. Step 5: Solve for x
    x = 11,100,094.86/3,797.26
  6. Step 6: Final answer
    x = 2,923.19

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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.