Home / 7,749.72-11,625.03-3,367.47

Finding the Fourth Proportional to 7,749.72, 11,625.03 and 3,367.47

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Solution

The fourth proportional to 7,749.72, 11,625.03 and 3,367.47 is: 5,051.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,749.72 : 11,625.03 = 3,367.47 : x
  2. Step 2: Convert to fraction form
    7,749.72/11,625.03 = 3,367.47/x
  3. Step 3: Cross multiply
    7,749.72x = 11,625.03 × 3,367.47
  4. Step 4: Simplify right side
    7,749.72x = 39,146,939.77
  5. Step 5: Solve for x
    x = 39,146,939.77/7,749.72
  6. Step 6: Final answer
    x = 5,051.40

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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.