Home / 11,190.97-16,786.45-5,264.17

Finding the Fourth Proportional to 11,190.97, 16,786.45 and 5,264.17

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Solution

The fourth proportional to 11,190.97, 16,786.45 and 5,264.17 is: 7,896.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,190.97 : 16,786.45 = 5,264.17 : x
  2. Step 2: Convert to fraction form
    11,190.97/16,786.45 = 5,264.17/x
  3. Step 3: Cross multiply
    11,190.97x = 16,786.45 × 5,264.17
  4. Step 4: Simplify right side
    11,190.97x = 88,366,616.24
  5. Step 5: Solve for x
    x = 88,366,616.24/11,190.97
  6. Step 6: Final answer
    x = 7,896.25

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1.5x scale

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.