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Finding the Fourth Proportional to 6,247.07, 8,620.95 and 3,452.57

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Solution

The fourth proportional to 6,247.07, 8,620.95 and 3,452.57 is: 4,764.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,247.07 : 8,620.95 = 3,452.57 : x
  2. Step 2: Convert to fraction form
    6,247.07/8,620.95 = 3,452.57/x
  3. Step 3: Cross multiply
    6,247.07x = 8,620.95 × 3,452.57
  4. Step 4: Simplify right side
    6,247.07x = 29,764,433.34
  5. Step 5: Solve for x
    x = 29,764,433.34/6,247.07
  6. Step 6: Final answer
    x = 4,764.54

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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.