Home / 3,266.97-4,900.44-1,318.71

Finding the Fourth Proportional to 3,266.97, 4,900.44 and 1,318.71

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Solution

The fourth proportional to 3,266.97, 4,900.44 and 1,318.71 is: 1,978.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,266.97 : 4,900.44 = 1,318.71 : x
  2. Step 2: Convert to fraction form
    3,266.97/4,900.44 = 1,318.71/x
  3. Step 3: Cross multiply
    3,266.97x = 4,900.44 × 1,318.71
  4. Step 4: Simplify right side
    3,266.97x = 6,462,259.23
  5. Step 5: Solve for x
    x = 6,462,259.23/3,266.97
  6. Step 6: Final answer
    x = 1,978.06

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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.