Home / 4,822.42-7,236.60-2,191.82

Finding the Fourth Proportional to 4,822.42, 7,236.60 and 2,191.82

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Solution

The fourth proportional to 4,822.42, 7,236.60 and 2,191.82 is: 3,289.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,822.42 : 7,236.60 = 2,191.82 : x
  2. Step 2: Convert to fraction form
    4,822.42/7,236.60 = 2,191.82/x
  3. Step 3: Cross multiply
    4,822.42x = 7,236.60 × 2,191.82
  4. Step 4: Simplify right side
    4,822.42x = 15,861,324.61
  5. Step 5: Solve for x
    x = 15,861,324.61/4,822.42
  6. Step 6: Final answer
    x = 3,289.08

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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.