Home / 5,818.41-8,028.80-3,395.85

Finding the Fourth Proportional to 5,818.41, 8,028.80 and 3,395.85

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Solution

The fourth proportional to 5,818.41, 8,028.80 and 3,395.85 is: 4,685.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,818.41 : 8,028.80 = 3,395.85 : x
  2. Step 2: Convert to fraction form
    5,818.41/8,028.80 = 3,395.85/x
  3. Step 3: Cross multiply
    5,818.41x = 8,028.80 × 3,395.85
  4. Step 4: Simplify right side
    5,818.41x = 27,264,608.97
  5. Step 5: Solve for x
    x = 27,264,608.97/5,818.41
  6. Step 6: Final answer
    x = 4,685.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.