Home / 4,960.56-7,437.96-2,650.80

Finding the Fourth Proportional to 4,960.56, 7,437.96 and 2,650.80

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Solution

The fourth proportional to 4,960.56, 7,437.96 and 2,650.80 is: 3,974.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,960.56 : 7,437.96 = 2,650.80 : x
  2. Step 2: Convert to fraction form
    4,960.56/7,437.96 = 2,650.80/x
  3. Step 3: Cross multiply
    4,960.56x = 7,437.96 × 2,650.80
  4. Step 4: Simplify right side
    4,960.56x = 19,716,544.37
  5. Step 5: Solve for x
    x = 19,716,544.37/4,960.56
  6. Step 6: Final answer
    x = 3,974.66

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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.