Home / 11,951.08-17,927.64-3,186

Finding the Fourth Proportional to 11,951.08, 17,927.64 and 3,186

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Solution

The fourth proportional to 11,951.08, 17,927.64 and 3,186 is: 4,779.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,951.08 : 17,927.64 = 3,186 : x
  2. Step 2: Convert to fraction form
    11,951.08/17,927.64 = 3,186/x
  3. Step 3: Cross multiply
    11,951.08x = 17,927.64 × 3,186
  4. Step 4: Simplify right side
    11,951.08x = 57,117,461.04
  5. Step 5: Solve for x
    x = 57,117,461.04/11,951.08
  6. Step 6: Final answer
    x = 4,779.27

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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.