Home / 7,994.43-11,995.09-4,292.33

Finding the Fourth Proportional to 7,994.43, 11,995.09 and 4,292.33

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Solution

The fourth proportional to 7,994.43, 11,995.09 and 4,292.33 is: 6,440.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.43 : 11,995.09 = 4,292.33 : x
  2. Step 2: Convert to fraction form
    7,994.43/11,995.09 = 4,292.33/x
  3. Step 3: Cross multiply
    7,994.43x = 11,995.09 × 4,292.33
  4. Step 4: Simplify right side
    7,994.43x = 51,486,884.66
  5. Step 5: Solve for x
    x = 51,486,884.66/7,994.43
  6. Step 6: Final answer
    x = 6,440.34

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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.