Home / 11,183.21-16,776.84-4,605.81

Finding the Fourth Proportional to 11,183.21, 16,776.84 and 4,605.81

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Solution

The fourth proportional to 11,183.21, 16,776.84 and 4,605.81 is: 6,909.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,183.21 : 16,776.84 = 4,605.81 : x
  2. Step 2: Convert to fraction form
    11,183.21/16,776.84 = 4,605.81/x
  3. Step 3: Cross multiply
    11,183.21x = 16,776.84 × 4,605.81
  4. Step 4: Simplify right side
    11,183.21x = 77,270,937.44
  5. Step 5: Solve for x
    x = 77,270,937.44/11,183.21
  6. Step 6: Final answer
    x = 6,909.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.