Home / 3,381.05-4,669.04-3,196.98

Finding the Fourth Proportional to 3,381.05, 4,669.04 and 3,196.98

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Solution

The fourth proportional to 3,381.05, 4,669.04 and 3,196.98 is: 4,414.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,381.05 : 4,669.04 = 3,196.98 : x
  2. Step 2: Convert to fraction form
    3,381.05/4,669.04 = 3,196.98/x
  3. Step 3: Cross multiply
    3,381.05x = 4,669.04 × 3,196.98
  4. Step 4: Simplify right side
    3,381.05x = 14,926,835.49
  5. Step 5: Solve for x
    x = 14,926,835.49/3,381.05
  6. Step 6: Final answer
    x = 4,414.85

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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.