Home / 3,272.16-4,513.68-2,028

Finding the Fourth Proportional to 3,272.16, 4,513.68 and 2,028

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Solution

The fourth proportional to 3,272.16, 4,513.68 and 2,028 is: 2,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,272.16 : 4,513.68 = 2,028 : x
  2. Step 2: Convert to fraction form
    3,272.16/4,513.68 = 2,028/x
  3. Step 3: Cross multiply
    3,272.16x = 4,513.68 × 2,028
  4. Step 4: Simplify right side
    3,272.16x = 9,153,743.04
  5. Step 5: Solve for x
    x = 9,153,743.04/3,272.16
  6. Step 6: Final answer
    x = 2,797.46

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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.