Home / 7,734.57-11,600.51-2,186.61

Finding the Fourth Proportional to 7,734.57, 11,600.51 and 2,186.61

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Solution

The fourth proportional to 7,734.57, 11,600.51 and 2,186.61 is: 3,279.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,734.57 : 11,600.51 = 2,186.61 : x
  2. Step 2: Convert to fraction form
    7,734.57/11,600.51 = 2,186.61/x
  3. Step 3: Cross multiply
    7,734.57x = 11,600.51 × 2,186.61
  4. Step 4: Simplify right side
    7,734.57x = 25,365,780.24
  5. Step 5: Solve for x
    x = 25,365,780.24/7,734.57
  6. Step 6: Final answer
    x = 3,279.53

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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.