Home / 3,282.72-4,911.30-3,006.90

Finding the Fourth Proportional to 3,282.72, 4,911.30 and 3,006.90

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Solution

The fourth proportional to 3,282.72, 4,911.30 and 3,006.90 is: 4,498.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,282.72 : 4,911.30 = 3,006.90 : x
  2. Step 2: Convert to fraction form
    3,282.72/4,911.30 = 3,006.90/x
  3. Step 3: Cross multiply
    3,282.72x = 4,911.30 × 3,006.90
  4. Step 4: Simplify right side
    3,282.72x = 14,767,787.97
  5. Step 5: Solve for x
    x = 14,767,787.97/3,282.72
  6. Step 6: Final answer
    x = 4,498.64

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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.