Home / 4,960.94-7,443.28-2,620.85

Finding the Fourth Proportional to 4,960.94, 7,443.28 and 2,620.85

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Solution

The fourth proportional to 4,960.94, 7,443.28 and 2,620.85 is: 3,932.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.94 : 7,443.28 = 2,620.85 : x
  2. Step 2: Convert to fraction form
    4,960.94/7,443.28 = 2,620.85/x
  3. Step 3: Cross multiply
    4,960.94x = 7,443.28 × 2,620.85
  4. Step 4: Simplify right side
    4,960.94x = 19,507,720.39
  5. Step 5: Solve for x
    x = 19,507,720.39/4,960.94
  6. Step 6: Final answer
    x = 3,932.26

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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.