Home / 12,619.39-17,414.52-6,954.66

Finding the Fourth Proportional to 12,619.39, 17,414.52 and 6,954.66

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Solution

The fourth proportional to 12,619.39, 17,414.52 and 6,954.66 is: 9,597.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,619.39 : 17,414.52 = 6,954.66 : x
  2. Step 2: Convert to fraction form
    12,619.39/17,414.52 = 6,954.66/x
  3. Step 3: Cross multiply
    12,619.39x = 17,414.52 × 6,954.66
  4. Step 4: Simplify right side
    12,619.39x = 121,112,065.66
  5. Step 5: Solve for x
    x = 121,112,065.66/12,619.39
  6. Step 6: Final answer
    x = 9,597.30

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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.