Home / 11,682.90-17,513.22-3,886.26

Finding the Fourth Proportional to 11,682.90, 17,513.22 and 3,886.26

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Solution

The fourth proportional to 11,682.90, 17,513.22 and 3,886.26 is: 5,825.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,682.90 : 17,513.22 = 3,886.26 : x
  2. Step 2: Convert to fraction form
    11,682.90/17,513.22 = 3,886.26/x
  3. Step 3: Cross multiply
    11,682.90x = 17,513.22 × 3,886.26
  4. Step 4: Simplify right side
    11,682.90x = 68,060,926.36
  5. Step 5: Solve for x
    x = 68,060,926.36/11,682.90
  6. Step 6: Final answer
    x = 5,825.69

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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.