Home / 6,625-9,939.84-2,926.75

Finding the Fourth Proportional to 6,625, 9,939.84 and 2,926.75

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Solution

The fourth proportional to 6,625, 9,939.84 and 2,926.75 is: 4,391.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,625 : 9,939.84 = 2,926.75 : x
  2. Step 2: Convert to fraction form
    6,625/9,939.84 = 2,926.75/x
  3. Step 3: Cross multiply
    6,625x = 9,939.84 × 2,926.75
  4. Step 4: Simplify right side
    6,625x = 29,091,426.72
  5. Step 5: Solve for x
    x = 29,091,426.72/6,625
  6. Step 6: Final answer
    x = 4,391.16

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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.