Home / 3,271.43-4,907.97-1,517.69

Finding the Fourth Proportional to 3,271.43, 4,907.97 and 1,517.69

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Solution

The fourth proportional to 3,271.43, 4,907.97 and 1,517.69 is: 2,276.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,271.43 : 4,907.97 = 1,517.69 : x
  2. Step 2: Convert to fraction form
    3,271.43/4,907.97 = 1,517.69/x
  3. Step 3: Cross multiply
    3,271.43x = 4,907.97 × 1,517.69
  4. Step 4: Simplify right side
    3,271.43x = 7,448,776.99
  5. Step 5: Solve for x
    x = 7,448,776.99/3,271.43
  6. Step 6: Final answer
    x = 2,276.92

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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.