Home / 3,922.21-5,877.24-3,098.44

Finding the Fourth Proportional to 3,922.21, 5,877.24 and 3,098.44

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Solution

The fourth proportional to 3,922.21, 5,877.24 and 3,098.44 is: 4,642.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,922.21 : 5,877.24 = 3,098.44 : x
  2. Step 2: Convert to fraction form
    3,922.21/5,877.24 = 3,098.44/x
  3. Step 3: Cross multiply
    3,922.21x = 5,877.24 × 3,098.44
  4. Step 4: Simplify right side
    3,922.21x = 18,210,275.51
  5. Step 5: Solve for x
    x = 18,210,275.51/3,922.21
  6. Step 6: Final answer
    x = 4,642.86

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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.