Home / 7,998.27-11,997.39-4,302.24

Finding the Fourth Proportional to 7,998.27, 11,997.39 and 4,302.24

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Solution

The fourth proportional to 7,998.27, 11,997.39 and 4,302.24 is: 6,453.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,998.27 : 11,997.39 = 4,302.24 : x
  2. Step 2: Convert to fraction form
    7,998.27/11,997.39 = 4,302.24/x
  3. Step 3: Cross multiply
    7,998.27x = 11,997.39 × 4,302.24
  4. Step 4: Simplify right side
    7,998.27x = 51,615,651.15
  5. Step 5: Solve for x
    x = 51,615,651.15/7,998.27
  6. Step 6: Final answer
    x = 6,453.35

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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.