Home / 8,908.96-13,359.24-2,666.56

Finding the Fourth Proportional to 8,908.96, 13,359.24 and 2,666.56

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Solution

The fourth proportional to 8,908.96, 13,359.24 and 2,666.56 is: 3,998.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,908.96 : 13,359.24 = 2,666.56 : x
  2. Step 2: Convert to fraction form
    8,908.96/13,359.24 = 2,666.56/x
  3. Step 3: Cross multiply
    8,908.96x = 13,359.24 × 2,666.56
  4. Step 4: Simplify right side
    8,908.96x = 35,623,215.01
  5. Step 5: Solve for x
    x = 35,623,215.01/8,908.96
  6. Step 6: Final answer
    x = 3,998.58

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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.