Home / 6,418.44-8,855.46-3,623.94

Finding the Fourth Proportional to 6,418.44, 8,855.46 and 3,623.94

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Solution

The fourth proportional to 6,418.44, 8,855.46 and 3,623.94 is: 4,999.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,418.44 : 8,855.46 = 3,623.94 : x
  2. Step 2: Convert to fraction form
    6,418.44/8,855.46 = 3,623.94/x
  3. Step 3: Cross multiply
    6,418.44x = 8,855.46 × 3,623.94
  4. Step 4: Simplify right side
    6,418.44x = 32,091,655.71
  5. Step 5: Solve for x
    x = 32,091,655.71/6,418.44
  6. Step 6: Final answer
    x = 4,999.92

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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.