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Finding the Fourth Proportional to 6,248, 8,622.33 and 3,453.50

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Solution

The fourth proportional to 6,248, 8,622.33 and 3,453.50 is: 4,765.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,248 : 8,622.33 = 3,453.50 : x
  2. Step 2: Convert to fraction form
    6,248/8,622.33 = 3,453.50/x
  3. Step 3: Cross multiply
    6,248x = 8,622.33 × 3,453.50
  4. Step 4: Simplify right side
    6,248x = 29,777,216.66
  5. Step 5: Solve for x
    x = 29,777,216.66/6,248
  6. Step 6: Final answer
    x = 4,765.88

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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.