Home / 11,461.41-17,181.17-3,664.89

Finding the Fourth Proportional to 11,461.41, 17,181.17 and 3,664.89

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Solution

The fourth proportional to 11,461.41, 17,181.17 and 3,664.89 is: 5,493.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,461.41 : 17,181.17 = 3,664.89 : x
  2. Step 2: Convert to fraction form
    11,461.41/17,181.17 = 3,664.89/x
  3. Step 3: Cross multiply
    11,461.41x = 17,181.17 × 3,664.89
  4. Step 4: Simplify right side
    11,461.41x = 62,967,098.12
  5. Step 5: Solve for x
    x = 62,967,098.12/11,461.41
  6. Step 6: Final answer
    x = 5,493.84

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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.