Home / 5,450.98-7,522.09-3,561.65

Finding the Fourth Proportional to 5,450.98, 7,522.09 and 3,561.65

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Solution

The fourth proportional to 5,450.98, 7,522.09 and 3,561.65 is: 4,914.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.98 : 7,522.09 = 3,561.65 : x
  2. Step 2: Convert to fraction form
    5,450.98/7,522.09 = 3,561.65/x
  3. Step 3: Cross multiply
    5,450.98x = 7,522.09 × 3,561.65
  4. Step 4: Simplify right side
    5,450.98x = 26,791,051.85
  5. Step 5: Solve for x
    x = 26,791,051.85/5,450.98
  6. Step 6: Final answer
    x = 4,914.91

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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.