Home / 4,899.68-6,758.97-3,103.99

Finding the Fourth Proportional to 4,899.68, 6,758.97 and 3,103.99

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Solution

The fourth proportional to 4,899.68, 6,758.97 and 3,103.99 is: 4,281.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,899.68 : 6,758.97 = 3,103.99 : x
  2. Step 2: Convert to fraction form
    4,899.68/6,758.97 = 3,103.99/x
  3. Step 3: Cross multiply
    4,899.68x = 6,758.97 × 3,103.99
  4. Step 4: Simplify right side
    4,899.68x = 20,979,784.43
  5. Step 5: Solve for x
    x = 20,979,784.43/4,899.68
  6. Step 6: Final answer
    x = 4,281.87

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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.