Home / 3,288.54-4,538.73-1,963.02

Finding the Fourth Proportional to 3,288.54, 4,538.73 and 1,963.02

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Solution

The fourth proportional to 3,288.54, 4,538.73 and 1,963.02 is: 2,709.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,288.54 : 4,538.73 = 1,963.02 : x
  2. Step 2: Convert to fraction form
    3,288.54/4,538.73 = 1,963.02/x
  3. Step 3: Cross multiply
    3,288.54x = 4,538.73 × 1,963.02
  4. Step 4: Simplify right side
    3,288.54x = 8,909,617.76
  5. Step 5: Solve for x
    x = 8,909,617.76/3,288.54
  6. Step 6: Final answer
    x = 2,709.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.