Home / 7,727.70-11,584.62-2,796.18

Finding the Fourth Proportional to 7,727.70, 11,584.62 and 2,796.18

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Solution

The fourth proportional to 7,727.70, 11,584.62 and 2,796.18 is: 4,191.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,727.70 : 11,584.62 = 2,796.18 : x
  2. Step 2: Convert to fraction form
    7,727.70/11,584.62 = 2,796.18/x
  3. Step 3: Cross multiply
    7,727.70x = 11,584.62 × 2,796.18
  4. Step 4: Simplify right side
    7,727.70x = 32,392,682.75
  5. Step 5: Solve for x
    x = 32,392,682.75/7,727.70
  6. Step 6: Final answer
    x = 4,191.76

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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.