Home / 3,260.41-4,887.69-1,179.92

Finding the Fourth Proportional to 3,260.41, 4,887.69 and 1,179.92

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Solution

The fourth proportional to 3,260.41, 4,887.69 and 1,179.92 is: 1,768.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,260.41 : 4,887.69 = 1,179.92 : x
  2. Step 2: Convert to fraction form
    3,260.41/4,887.69 = 1,179.92/x
  3. Step 3: Cross multiply
    3,260.41x = 4,887.69 × 1,179.92
  4. Step 4: Simplify right side
    3,260.41x = 5,767,090.98
  5. Step 5: Solve for x
    x = 5,767,090.98/3,260.41
  6. Step 6: Final answer
    x = 1,768.83

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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.