Home / 7,927.06-11,890.69-3,767.47

Finding the Fourth Proportional to 7,927.06, 11,890.69 and 3,767.47

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Solution

The fourth proportional to 7,927.06, 11,890.69 and 3,767.47 is: 5,651.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,927.06 : 11,890.69 = 3,767.47 : x
  2. Step 2: Convert to fraction form
    7,927.06/11,890.69 = 3,767.47/x
  3. Step 3: Cross multiply
    7,927.06x = 11,890.69 × 3,767.47
  4. Step 4: Simplify right side
    7,927.06x = 44,797,817.85
  5. Step 5: Solve for x
    x = 44,797,817.85/7,927.06
  6. Step 6: Final answer
    x = 5,651.25

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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.