Home / 3,579.27-4,936.90-3,458.85

Finding the Fourth Proportional to 3,579.27, 4,936.90 and 3,458.85

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Solution

The fourth proportional to 3,579.27, 4,936.90 and 3,458.85 is: 4,770.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579.27 : 4,936.90 = 3,458.85 : x
  2. Step 2: Convert to fraction form
    3,579.27/4,936.90 = 3,458.85/x
  3. Step 3: Cross multiply
    3,579.27x = 4,936.90 × 3,458.85
  4. Step 4: Simplify right side
    3,579.27x = 17,075,996.57
  5. Step 5: Solve for x
    x = 17,075,996.57/3,579.27
  6. Step 6: Final answer
    x = 4,770.80

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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.