Home / 10,994.26-15,171.80-5,958.26

Finding the Fourth Proportional to 10,994.26, 15,171.80 and 5,958.26

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Solution

The fourth proportional to 10,994.26, 15,171.80 and 5,958.26 is: 8,222.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994.26 : 15,171.80 = 5,958.26 : x
  2. Step 2: Convert to fraction form
    10,994.26/15,171.80 = 5,958.26/x
  3. Step 3: Cross multiply
    10,994.26x = 15,171.80 × 5,958.26
  4. Step 4: Simplify right side
    10,994.26x = 90,397,529.07
  5. Step 5: Solve for x
    x = 90,397,529.07/10,994.26
  6. Step 6: Final answer
    x = 8,222.25

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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.