Home / 11,461.29-17,192.09-3,670.11

Finding the Fourth Proportional to 11,461.29, 17,192.09 and 3,670.11

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Solution

The fourth proportional to 11,461.29, 17,192.09 and 3,670.11 is: 5,505.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,461.29 : 17,192.09 = 3,670.11 : x
  2. Step 2: Convert to fraction form
    11,461.29/17,192.09 = 3,670.11/x
  3. Step 3: Cross multiply
    11,461.29x = 17,192.09 × 3,670.11
  4. Step 4: Simplify right side
    11,461.29x = 63,096,775.47
  5. Step 5: Solve for x
    x = 63,096,775.47/11,461.29
  6. Step 6: Final answer
    x = 5,505.21

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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.