Home / 7,492.37-11,240.19-2,227.79

Finding the Fourth Proportional to 7,492.37, 11,240.19 and 2,227.79

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Solution

The fourth proportional to 7,492.37, 11,240.19 and 2,227.79 is: 3,342.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,492.37 : 11,240.19 = 2,227.79 : x
  2. Step 2: Convert to fraction form
    7,492.37/11,240.19 = 2,227.79/x
  3. Step 3: Cross multiply
    7,492.37x = 11,240.19 × 2,227.79
  4. Step 4: Simplify right side
    7,492.37x = 25,040,726.68
  5. Step 5: Solve for x
    x = 25,040,726.68/7,492.37
  6. Step 6: Final answer
    x = 3,342.17

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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.