Home / 12,441.58-17,169.39-6,776.33

Finding the Fourth Proportional to 12,441.58, 17,169.39 and 6,776.33

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Solution

The fourth proportional to 12,441.58, 17,169.39 and 6,776.33 is: 9,351.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,441.58 : 17,169.39 = 6,776.33 : x
  2. Step 2: Convert to fraction form
    12,441.58/17,169.39 = 6,776.33/x
  3. Step 3: Cross multiply
    12,441.58x = 17,169.39 × 6,776.33
  4. Step 4: Simplify right side
    12,441.58x = 116,345,366.69
  5. Step 5: Solve for x
    x = 116,345,366.69/12,441.58
  6. Step 6: Final answer
    x = 9,351.34

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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.