Home / 4,661.92-6,433.18-2,672.56

Finding the Fourth Proportional to 4,661.92, 6,433.18 and 2,672.56

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Solution

The fourth proportional to 4,661.92, 6,433.18 and 2,672.56 is: 3,687.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,661.92 : 6,433.18 = 2,672.56 : x
  2. Step 2: Convert to fraction form
    4,661.92/6,433.18 = 2,672.56/x
  3. Step 3: Cross multiply
    4,661.92x = 6,433.18 × 2,672.56
  4. Step 4: Simplify right side
    4,661.92x = 17,193,059.54
  5. Step 5: Solve for x
    x = 17,193,059.54/4,661.92
  6. Step 6: Final answer
    x = 3,687.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.