Home / 6,788.57-10,171.91-3,868.92

Finding the Fourth Proportional to 6,788.57, 10,171.91 and 3,868.92

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Solution

The fourth proportional to 6,788.57, 10,171.91 and 3,868.92 is: 5,797.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,788.57 : 10,171.91 = 3,868.92 : x
  2. Step 2: Convert to fraction form
    6,788.57/10,171.91 = 3,868.92/x
  3. Step 3: Cross multiply
    6,788.57x = 10,171.91 × 3,868.92
  4. Step 4: Simplify right side
    6,788.57x = 39,354,286.69
  5. Step 5: Solve for x
    x = 39,354,286.69/6,788.57
  6. Step 6: Final answer
    x = 5,797.14

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1.5x scale

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.