Home / 8,790.44-13,185.67-3,241.38

Finding the Fourth Proportional to 8,790.44, 13,185.67 and 3,241.38

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Solution

The fourth proportional to 8,790.44, 13,185.67 and 3,241.38 is: 4,862.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,790.44 : 13,185.67 = 3,241.38 : x
  2. Step 2: Convert to fraction form
    8,790.44/13,185.67 = 3,241.38/x
  3. Step 3: Cross multiply
    8,790.44x = 13,185.67 × 3,241.38
  4. Step 4: Simplify right side
    8,790.44x = 42,739,767.02
  5. Step 5: Solve for x
    x = 42,739,767.02/8,790.44
  6. Step 6: Final answer
    x = 4,862.07

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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.