Home / 11,465.03-17,192.45-3,969.29

Finding the Fourth Proportional to 11,465.03, 17,192.45 and 3,969.29

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Solution

The fourth proportional to 11,465.03, 17,192.45 and 3,969.29 is: 5,952.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,465.03 : 17,192.45 = 3,969.29 : x
  2. Step 2: Convert to fraction form
    11,465.03/17,192.45 = 3,969.29/x
  3. Step 3: Cross multiply
    11,465.03x = 17,192.45 × 3,969.29
  4. Step 4: Simplify right side
    11,465.03x = 68,241,872.76
  5. Step 5: Solve for x
    x = 68,241,872.76/11,465.03
  6. Step 6: Final answer
    x = 5,952.17

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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.