Home / 9,179.88-13,769.82-2,254.38

Finding the Fourth Proportional to 9,179.88, 13,769.82 and 2,254.38

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Solution

The fourth proportional to 9,179.88, 13,769.82 and 2,254.38 is: 3,381.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,179.88 : 13,769.82 = 2,254.38 : x
  2. Step 2: Convert to fraction form
    9,179.88/13,769.82 = 2,254.38/x
  3. Step 3: Cross multiply
    9,179.88x = 13,769.82 × 2,254.38
  4. Step 4: Simplify right side
    9,179.88x = 31,042,406.81
  5. Step 5: Solve for x
    x = 31,042,406.81/9,179.88
  6. Step 6: Final answer
    x = 3,381.57

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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.