Home / 3,488.45-4,814.17-1,996.25

Finding the Fourth Proportional to 3,488.45, 4,814.17 and 1,996.25

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Solution

The fourth proportional to 3,488.45, 4,814.17 and 1,996.25 is: 2,754.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488.45 : 4,814.17 = 1,996.25 : x
  2. Step 2: Convert to fraction form
    3,488.45/4,814.17 = 1,996.25/x
  3. Step 3: Cross multiply
    3,488.45x = 4,814.17 × 1,996.25
  4. Step 4: Simplify right side
    3,488.45x = 9,610,257.80
  5. Step 5: Solve for x
    x = 9,610,257.80/3,488.45
  6. Step 6: Final answer
    x = 2,754.88

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1.5x scale

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.