Home / 6,811.04-10,212.64-2,859.04

Finding the Fourth Proportional to 6,811.04, 10,212.64 and 2,859.04

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Solution

The fourth proportional to 6,811.04, 10,212.64 and 2,859.04 is: 4,286.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,811.04 : 10,212.64 = 2,859.04 : x
  2. Step 2: Convert to fraction form
    6,811.04/10,212.64 = 2,859.04/x
  3. Step 3: Cross multiply
    6,811.04x = 10,212.64 × 2,859.04
  4. Step 4: Simplify right side
    6,811.04x = 29,198,346.27
  5. Step 5: Solve for x
    x = 29,198,346.27/6,811.04
  6. Step 6: Final answer
    x = 4,286.91

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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.