Home / 5,713.99-7,885.27-3,196.09

Finding the Fourth Proportional to 5,713.99, 7,885.27 and 3,196.09

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Solution

The fourth proportional to 5,713.99, 7,885.27 and 3,196.09 is: 4,410.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,713.99 : 7,885.27 = 3,196.09 : x
  2. Step 2: Convert to fraction form
    5,713.99/7,885.27 = 3,196.09/x
  3. Step 3: Cross multiply
    5,713.99x = 7,885.27 × 3,196.09
  4. Step 4: Simplify right side
    5,713.99x = 25,202,055.44
  5. Step 5: Solve for x
    x = 25,202,055.44/5,713.99
  6. Step 6: Final answer
    x = 4,410.59

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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.