Home / 11,759.07-16,226.82-6,722.49

Finding the Fourth Proportional to 11,759.07, 16,226.82 and 6,722.49

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Solution

The fourth proportional to 11,759.07, 16,226.82 and 6,722.49 is: 9,276.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,759.07 : 16,226.82 = 6,722.49 : x
  2. Step 2: Convert to fraction form
    11,759.07/16,226.82 = 6,722.49/x
  3. Step 3: Cross multiply
    11,759.07x = 16,226.82 × 6,722.49
  4. Step 4: Simplify right side
    11,759.07x = 109,084,635.18
  5. Step 5: Solve for x
    x = 109,084,635.18/11,759.07
  6. Step 6: Final answer
    x = 9,276.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.