Home / 3,284.80-4,532.16-1,958.96

Finding the Fourth Proportional to 3,284.80, 4,532.16 and 1,958.96

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Solution

The fourth proportional to 3,284.80, 4,532.16 and 1,958.96 is: 2,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,284.80 : 4,532.16 = 1,958.96 : x
  2. Step 2: Convert to fraction form
    3,284.80/4,532.16 = 1,958.96/x
  3. Step 3: Cross multiply
    3,284.80x = 4,532.16 × 1,958.96
  4. Step 4: Simplify right side
    3,284.80x = 8,878,320.15
  5. Step 5: Solve for x
    x = 8,878,320.15/3,284.80
  6. Step 6: Final answer
    x = 2,702.85

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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.