Home / 5,713.75-7,884.90-3,195.82

Finding the Fourth Proportional to 5,713.75, 7,884.90 and 3,195.82

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Solution

The fourth proportional to 5,713.75, 7,884.90 and 3,195.82 is: 4,410.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.75 : 7,884.90 = 3,195.82 : x
  2. Step 2: Convert to fraction form
    5,713.75/7,884.90 = 3,195.82/x
  3. Step 3: Cross multiply
    5,713.75x = 7,884.90 × 3,195.82
  4. Step 4: Simplify right side
    5,713.75x = 25,198,681.69
  5. Step 5: Solve for x
    x = 25,198,681.69/5,713.75
  6. Step 6: Final answer
    x = 4,410.19

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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.