Home / 11,181.50-16,773.47-4,256

Finding the Fourth Proportional to 11,181.50, 16,773.47 and 4,256

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Solution

The fourth proportional to 11,181.50, 16,773.47 and 4,256 is: 6,384.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,181.50 : 16,773.47 = 4,256 : x
  2. Step 2: Convert to fraction form
    11,181.50/16,773.47 = 4,256/x
  3. Step 3: Cross multiply
    11,181.50x = 16,773.47 × 4,256
  4. Step 4: Simplify right side
    11,181.50x = 71,387,888.32
  5. Step 5: Solve for x
    x = 71,387,888.32/11,181.50
  6. Step 6: Final answer
    x = 6,384.46

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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.