Home / 4,107.96-5,672.97-3,515.04

Finding the Fourth Proportional to 4,107.96, 5,672.97 and 3,515.04

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Solution

The fourth proportional to 4,107.96, 5,672.97 and 3,515.04 is: 4,854.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,107.96 : 5,672.97 = 3,515.04 : x
  2. Step 2: Convert to fraction form
    4,107.96/5,672.97 = 3,515.04/x
  3. Step 3: Cross multiply
    4,107.96x = 5,672.97 × 3,515.04
  4. Step 4: Simplify right side
    4,107.96x = 19,940,716.47
  5. Step 5: Solve for x
    x = 19,940,716.47/4,107.96
  6. Step 6: Final answer
    x = 4,854.17

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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.