Home / 11,767.26-17,639.04-5,192.28

Finding the Fourth Proportional to 11,767.26, 17,639.04 and 5,192.28

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Solution

The fourth proportional to 11,767.26, 17,639.04 and 5,192.28 is: 7,783.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,767.26 : 17,639.04 = 5,192.28 : x
  2. Step 2: Convert to fraction form
    11,767.26/17,639.04 = 5,192.28/x
  3. Step 3: Cross multiply
    11,767.26x = 17,639.04 × 5,192.28
  4. Step 4: Simplify right side
    11,767.26x = 91,586,834.61
  5. Step 5: Solve for x
    x = 91,586,834.61/11,767.26
  6. Step 6: Final answer
    x = 7,783.19

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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.