Home / 8,938.35-13,382.82-4,534.38

Finding the Fourth Proportional to 8,938.35, 13,382.82 and 4,534.38

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Solution

The fourth proportional to 8,938.35, 13,382.82 and 4,534.38 is: 6,789.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,938.35 : 13,382.82 = 4,534.38 : x
  2. Step 2: Convert to fraction form
    8,938.35/13,382.82 = 4,534.38/x
  3. Step 3: Cross multiply
    8,938.35x = 13,382.82 × 4,534.38
  4. Step 4: Simplify right side
    8,938.35x = 60,682,791.35
  5. Step 5: Solve for x
    x = 60,682,791.35/8,938.35
  6. Step 6: Final answer
    x = 6,789.04

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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.