Home / 7,630.08-11,450.25-2,699.70

Finding the Fourth Proportional to 7,630.08, 11,450.25 and 2,699.70

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Solution

The fourth proportional to 7,630.08, 11,450.25 and 2,699.70 is: 4,051.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,630.08 : 11,450.25 = 2,699.70 : x
  2. Step 2: Convert to fraction form
    7,630.08/11,450.25 = 2,699.70/x
  3. Step 3: Cross multiply
    7,630.08x = 11,450.25 × 2,699.70
  4. Step 4: Simplify right side
    7,630.08x = 30,912,239.93
  5. Step 5: Solve for x
    x = 30,912,239.93/7,630.08
  6. Step 6: Final answer
    x = 4,051.37

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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.