Home / 7,620.57-11,450.03-4,848.48

Finding the Fourth Proportional to 7,620.57, 11,450.03 and 4,848.48

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Solution

The fourth proportional to 7,620.57, 11,450.03 and 4,848.48 is: 7,284.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,620.57 : 11,450.03 = 4,848.48 : x
  2. Step 2: Convert to fraction form
    7,620.57/11,450.03 = 4,848.48/x
  3. Step 3: Cross multiply
    7,620.57x = 11,450.03 × 4,848.48
  4. Step 4: Simplify right side
    7,620.57x = 55,515,217.21
  5. Step 5: Solve for x
    x = 55,515,217.21/7,620.57
  6. Step 6: Final answer
    x = 7,284.92

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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.