Home / 7,640.14-11,461.25-2,375.96

Finding the Fourth Proportional to 7,640.14, 11,461.25 and 2,375.96

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Solution

The fourth proportional to 7,640.14, 11,461.25 and 2,375.96 is: 3,564.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,640.14 : 11,461.25 = 2,375.96 : x
  2. Step 2: Convert to fraction form
    7,640.14/11,461.25 = 2,375.96/x
  3. Step 3: Cross multiply
    7,640.14x = 11,461.25 × 2,375.96
  4. Step 4: Simplify right side
    7,640.14x = 27,231,471.55
  5. Step 5: Solve for x
    x = 27,231,471.55/7,640.14
  6. Step 6: Final answer
    x = 3,564.26

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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.