Home / 7,425.24-11,137.82-3,042.69

Finding the Fourth Proportional to 7,425.24, 11,137.82 and 3,042.69

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Solution

The fourth proportional to 7,425.24, 11,137.82 and 3,042.69 is: 4,564.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,425.24 : 11,137.82 = 3,042.69 : x
  2. Step 2: Convert to fraction form
    7,425.24/11,137.82 = 3,042.69/x
  3. Step 3: Cross multiply
    7,425.24x = 11,137.82 × 3,042.69
  4. Step 4: Simplify right side
    7,425.24x = 33,888,918.32
  5. Step 5: Solve for x
    x = 33,888,918.32/7,425.24
  6. Step 6: Final answer
    x = 4,564.02

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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.