Home / 7,994.07-11,991.95-2,729.61

Finding the Fourth Proportional to 7,994.07, 11,991.95 and 2,729.61

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Solution

The fourth proportional to 7,994.07, 11,991.95 and 2,729.61 is: 4,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,994.07 : 11,991.95 = 2,729.61 : x
  2. Step 2: Convert to fraction form
    7,994.07/11,991.95 = 2,729.61/x
  3. Step 3: Cross multiply
    7,994.07x = 11,991.95 × 2,729.61
  4. Step 4: Simplify right side
    7,994.07x = 32,733,346.64
  5. Step 5: Solve for x
    x = 32,733,346.64/7,994.07
  6. Step 6: Final answer
    x = 4,094.70

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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.