Home / 4,518.85-6,777.17-1,231.96

Finding the Fourth Proportional to 4,518.85, 6,777.17 and 1,231.96

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Solution

The fourth proportional to 4,518.85, 6,777.17 and 1,231.96 is: 1,847.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,518.85 : 6,777.17 = 1,231.96 : x
  2. Step 2: Convert to fraction form
    4,518.85/6,777.17 = 1,231.96/x
  3. Step 3: Cross multiply
    4,518.85x = 6,777.17 × 1,231.96
  4. Step 4: Simplify right side
    4,518.85x = 8,349,196.19
  5. Step 5: Solve for x
    x = 8,349,196.19/4,518.85
  6. Step 6: Final answer
    x = 1,847.64

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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.