Home / 11,951.08-17,927.76-3,186.52

Finding the Fourth Proportional to 11,951.08, 17,927.76 and 3,186.52

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Solution

The fourth proportional to 11,951.08, 17,927.76 and 3,186.52 is: 4,780.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,951.08 : 17,927.76 = 3,186.52 : x
  2. Step 2: Convert to fraction form
    11,951.08/17,927.76 = 3,186.52/x
  3. Step 3: Cross multiply
    11,951.08x = 17,927.76 × 3,186.52
  4. Step 4: Simplify right side
    11,951.08x = 57,127,165.80
  5. Step 5: Solve for x
    x = 57,127,165.80/11,951.08
  6. Step 6: Final answer
    x = 4,780.08

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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.