Home / 3,271.39-4,905.26-2,882.28

Finding the Fourth Proportional to 3,271.39, 4,905.26 and 2,882.28

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Solution

The fourth proportional to 3,271.39, 4,905.26 and 2,882.28 is: 4,321.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.39 : 4,905.26 = 2,882.28 : x
  2. Step 2: Convert to fraction form
    3,271.39/4,905.26 = 2,882.28/x
  3. Step 3: Cross multiply
    3,271.39x = 4,905.26 × 2,882.28
  4. Step 4: Simplify right side
    3,271.39x = 14,138,347.58
  5. Step 5: Solve for x
    x = 14,138,347.58/3,271.39
  6. Step 6: Final answer
    x = 4,321.82

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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.