Home / 3,268.71-4,896.59-1,538.55

Finding the Fourth Proportional to 3,268.71, 4,896.59 and 1,538.55

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Solution

The fourth proportional to 3,268.71, 4,896.59 and 1,538.55 is: 2,304.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,268.71 : 4,896.59 = 1,538.55 : x
  2. Step 2: Convert to fraction form
    3,268.71/4,896.59 = 1,538.55/x
  3. Step 3: Cross multiply
    3,268.71x = 4,896.59 × 1,538.55
  4. Step 4: Simplify right side
    3,268.71x = 7,533,640.85
  5. Step 5: Solve for x
    x = 7,533,640.85/3,268.71
  6. Step 6: Final answer
    x = 2,304.77

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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.