Home / 7,388.80-11,087.33-3,925.96

Finding the Fourth Proportional to 7,388.80, 11,087.33 and 3,925.96

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Solution

The fourth proportional to 7,388.80, 11,087.33 and 3,925.96 is: 5,891.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,388.80 : 11,087.33 = 3,925.96 : x
  2. Step 2: Convert to fraction form
    7,388.80/11,087.33 = 3,925.96/x
  3. Step 3: Cross multiply
    7,388.80x = 11,087.33 × 3,925.96
  4. Step 4: Simplify right side
    7,388.80x = 43,528,414.09
  5. Step 5: Solve for x
    x = 43,528,414.09/7,388.80
  6. Step 6: Final answer
    x = 5,891.13

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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.