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Finding the Fourth Proportional to 6,253.67, 9,379.84 and 3,290.92

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Solution

The fourth proportional to 6,253.67, 9,379.84 and 3,290.92 is: 4,936.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,253.67 : 9,379.84 = 3,290.92 : x
  2. Step 2: Convert to fraction form
    6,253.67/9,379.84 = 3,290.92/x
  3. Step 3: Cross multiply
    6,253.67x = 9,379.84 × 3,290.92
  4. Step 4: Simplify right side
    6,253.67x = 30,868,319.08
  5. Step 5: Solve for x
    x = 30,868,319.08/6,253.67
  6. Step 6: Final answer
    x = 4,936.04

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1.5x scale

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.