Home / 11,465.58-17,197.21-3,146.43

Finding the Fourth Proportional to 11,465.58, 17,197.21 and 3,146.43

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Solution

The fourth proportional to 11,465.58, 17,197.21 and 3,146.43 is: 4,719.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.58 : 17,197.21 = 3,146.43 : x
  2. Step 2: Convert to fraction form
    11,465.58/17,197.21 = 3,146.43/x
  3. Step 3: Cross multiply
    11,465.58x = 17,197.21 × 3,146.43
  4. Step 4: Simplify right side
    11,465.58x = 54,109,801.73
  5. Step 5: Solve for x
    x = 54,109,801.73/11,465.58
  6. Step 6: Final answer
    x = 4,719.33

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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.