Home / 3,797.05-5,239.93-2,118.41

Finding the Fourth Proportional to 3,797.05, 5,239.93 and 2,118.41

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Solution

The fourth proportional to 3,797.05, 5,239.93 and 2,118.41 is: 2,923.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,797.05 : 5,239.93 = 2,118.41 : x
  2. Step 2: Convert to fraction form
    3,797.05/5,239.93 = 2,118.41/x
  3. Step 3: Cross multiply
    3,797.05x = 5,239.93 × 2,118.41
  4. Step 4: Simplify right side
    3,797.05x = 11,100,320.11
  5. Step 5: Solve for x
    x = 11,100,320.11/3,797.05
  6. Step 6: Final answer
    x = 2,923.41

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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.