Home / 7,997.27-11,991.89-4,666.66

Finding the Fourth Proportional to 7,997.27, 11,991.89 and 4,666.66

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Solution

The fourth proportional to 7,997.27, 11,991.89 and 4,666.66 is: 6,997.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,997.27 : 11,991.89 = 4,666.66 : x
  2. Step 2: Convert to fraction form
    7,997.27/11,991.89 = 4,666.66/x
  3. Step 3: Cross multiply
    7,997.27x = 11,991.89 × 4,666.66
  4. Step 4: Simplify right side
    7,997.27x = 55,962,020.07
  5. Step 5: Solve for x
    x = 55,962,020.07/7,997.27
  6. Step 6: Final answer
    x = 6,997.64

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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.