Home / 11,179.53-16,764.71-4,159.98

Finding the Fourth Proportional to 11,179.53, 16,764.71 and 4,159.98

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Solution

The fourth proportional to 11,179.53, 16,764.71 and 4,159.98 is: 6,238.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,179.53 : 16,764.71 = 4,159.98 : x
  2. Step 2: Convert to fraction form
    11,179.53/16,764.71 = 4,159.98/x
  3. Step 3: Cross multiply
    11,179.53x = 16,764.71 × 4,159.98
  4. Step 4: Simplify right side
    11,179.53x = 69,740,837.51
  5. Step 5: Solve for x
    x = 69,740,837.51/11,179.53
  6. Step 6: Final answer
    x = 6,238.26

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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.