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Finding the Fourth Proportional to 6,166.75, 8,510.25 and 3,372.25

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Solution

The fourth proportional to 6,166.75, 8,510.25 and 3,372.25 is: 4,653.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,166.75 : 8,510.25 = 3,372.25 : x
  2. Step 2: Convert to fraction form
    6,166.75/8,510.25 = 3,372.25/x
  3. Step 3: Cross multiply
    6,166.75x = 8,510.25 × 3,372.25
  4. Step 4: Simplify right side
    6,166.75x = 28,698,690.56
  5. Step 5: Solve for x
    x = 28,698,690.56/6,166.75
  6. Step 6: Final answer
    x = 4,653.78

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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.