Home / 6,827.12-10,229.70-3,907.52

Finding the Fourth Proportional to 6,827.12, 10,229.70 and 3,907.52

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Solution

The fourth proportional to 6,827.12, 10,229.70 and 3,907.52 is: 5,855.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,827.12 : 10,229.70 = 3,907.52 : x
  2. Step 2: Convert to fraction form
    6,827.12/10,229.70 = 3,907.52/x
  3. Step 3: Cross multiply
    6,827.12x = 10,229.70 × 3,907.52
  4. Step 4: Simplify right side
    6,827.12x = 39,972,757.34
  5. Step 5: Solve for x
    x = 39,972,757.34/6,827.12
  6. Step 6: Final answer
    x = 5,855.00

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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.