Home / 7,744.80-11,618.32-3,362.24

Finding the Fourth Proportional to 7,744.80, 11,618.32 and 3,362.24

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Solution

The fourth proportional to 7,744.80, 11,618.32 and 3,362.24 is: 5,043.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,744.80 : 11,618.32 = 3,362.24 : x
  2. Step 2: Convert to fraction form
    7,744.80/11,618.32 = 3,362.24/x
  3. Step 3: Cross multiply
    7,744.80x = 11,618.32 × 3,362.24
  4. Step 4: Simplify right side
    7,744.80x = 39,063,580.24
  5. Step 5: Solve for x
    x = 39,063,580.24/7,744.80
  6. Step 6: Final answer
    x = 5,043.85

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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.