Home / 7,996.34-11,998.56-5,393.81

Finding the Fourth Proportional to 7,996.34, 11,998.56 and 5,393.81

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Solution

The fourth proportional to 7,996.34, 11,998.56 and 5,393.81 is: 8,093.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,996.34 : 11,998.56 = 5,393.81 : x
  2. Step 2: Convert to fraction form
    7,996.34/11,998.56 = 5,393.81/x
  3. Step 3: Cross multiply
    7,996.34x = 11,998.56 × 5,393.81
  4. Step 4: Simplify right side
    7,996.34x = 64,718,003.14
  5. Step 5: Solve for x
    x = 64,718,003.14/7,996.34
  6. Step 6: Final answer
    x = 8,093.45

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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.