Home / 4,749.66-7,123.86-1,462.68

Finding the Fourth Proportional to 4,749.66, 7,123.86 and 1,462.68

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Solution

The fourth proportional to 4,749.66, 7,123.86 and 1,462.68 is: 2,193.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,749.66 : 7,123.86 = 1,462.68 : x
  2. Step 2: Convert to fraction form
    4,749.66/7,123.86 = 1,462.68/x
  3. Step 3: Cross multiply
    4,749.66x = 7,123.86 × 1,462.68
  4. Step 4: Simplify right side
    4,749.66x = 10,419,927.54
  5. Step 5: Solve for x
    x = 10,419,927.54/4,749.66
  6. Step 6: Final answer
    x = 2,193.83

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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.