Home / 6,191.50-8,544.27-3,396.94

Finding the Fourth Proportional to 6,191.50, 8,544.27 and 3,396.94

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Solution

The fourth proportional to 6,191.50, 8,544.27 and 3,396.94 is: 4,687.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,191.50 : 8,544.27 = 3,396.94 : x
  2. Step 2: Convert to fraction form
    6,191.50/8,544.27 = 3,396.94/x
  3. Step 3: Cross multiply
    6,191.50x = 8,544.27 × 3,396.94
  4. Step 4: Simplify right side
    6,191.50x = 29,024,372.53
  5. Step 5: Solve for x
    x = 29,024,372.53/6,191.50
  6. Step 6: Final answer
    x = 4,687.78

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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.