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Finding the Fourth Proportional to 5,950.30, 8,211.12 and 3,261.50

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Solution

The fourth proportional to 5,950.30, 8,211.12 and 3,261.50 is: 4,500.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,950.30 : 8,211.12 = 3,261.50 : x
  2. Step 2: Convert to fraction form
    5,950.30/8,211.12 = 3,261.50/x
  3. Step 3: Cross multiply
    5,950.30x = 8,211.12 × 3,261.50
  4. Step 4: Simplify right side
    5,950.30x = 26,780,567.88
  5. Step 5: Solve for x
    x = 26,780,567.88/5,950.30
  6. Step 6: Final answer
    x = 4,500.71

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1.5x scale

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.