Home / 7,450.92-11,178.82-3,554.82

Finding the Fourth Proportional to 7,450.92, 11,178.82 and 3,554.82

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Solution

The fourth proportional to 7,450.92, 11,178.82 and 3,554.82 is: 5,333.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,450.92 : 11,178.82 = 3,554.82 : x
  2. Step 2: Convert to fraction form
    7,450.92/11,178.82 = 3,554.82/x
  3. Step 3: Cross multiply
    7,450.92x = 11,178.82 × 3,554.82
  4. Step 4: Simplify right side
    7,450.92x = 39,738,692.91
  5. Step 5: Solve for x
    x = 39,738,692.91/7,450.92
  6. Step 6: Final answer
    x = 5,333.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.