Home / 4,195.96-5,781.88-3,245.98

Finding the Fourth Proportional to 4,195.96, 5,781.88 and 3,245.98

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Solution

The fourth proportional to 4,195.96, 5,781.88 and 3,245.98 is: 4,472.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,195.96 : 5,781.88 = 3,245.98 : x
  2. Step 2: Convert to fraction form
    4,195.96/5,781.88 = 3,245.98/x
  3. Step 3: Cross multiply
    4,195.96x = 5,781.88 × 3,245.98
  4. Step 4: Simplify right side
    4,195.96x = 18,767,866.84
  5. Step 5: Solve for x
    x = 18,767,866.84/4,195.96
  6. Step 6: Final answer
    x = 4,472.84

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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.