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Finding the Fourth Proportional to 6,269.12, 8,651.16 and 3,474.56

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Solution

The fourth proportional to 6,269.12, 8,651.16 and 3,474.56 is: 4,794.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,269.12 : 8,651.16 = 3,474.56 : x
  2. Step 2: Convert to fraction form
    6,269.12/8,651.16 = 3,474.56/x
  3. Step 3: Cross multiply
    6,269.12x = 8,651.16 × 3,474.56
  4. Step 4: Simplify right side
    6,269.12x = 30,058,974.49
  5. Step 5: Solve for x
    x = 30,058,974.49/6,269.12
  6. Step 6: Final answer
    x = 4,794.77

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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.