Home / 7,949.63-11,924.44-2,755.50

Finding the Fourth Proportional to 7,949.63, 11,924.44 and 2,755.50

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Solution

The fourth proportional to 7,949.63, 11,924.44 and 2,755.50 is: 4,133.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,949.63 : 11,924.44 = 2,755.50 : x
  2. Step 2: Convert to fraction form
    7,949.63/11,924.44 = 2,755.50/x
  3. Step 3: Cross multiply
    7,949.63x = 11,924.44 × 2,755.50
  4. Step 4: Simplify right side
    7,949.63x = 32,857,794.42
  5. Step 5: Solve for x
    x = 32,857,794.42/7,949.63
  6. Step 6: Final answer
    x = 4,133.25

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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.