Home / 7,926.98-11,879.53-5,977.04

Finding the Fourth Proportional to 7,926.98, 11,879.53 and 5,977.04

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Solution

The fourth proportional to 7,926.98, 11,879.53 and 5,977.04 is: 8,957.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,926.98 : 11,879.53 = 5,977.04 : x
  2. Step 2: Convert to fraction form
    7,926.98/11,879.53 = 5,977.04/x
  3. Step 3: Cross multiply
    7,926.98x = 11,879.53 × 5,977.04
  4. Step 4: Simplify right side
    7,926.98x = 71,004,351.65
  5. Step 5: Solve for x
    x = 71,004,351.65/7,926.98
  6. Step 6: Final answer
    x = 8,957.31

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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.