Home / 5,450.65-8,185.58-5,277.85

Finding the Fourth Proportional to 5,450.65, 8,185.58 and 5,277.85

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Solution

The fourth proportional to 5,450.65, 8,185.58 and 5,277.85 is: 7,926.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.65 : 8,185.58 = 5,277.85 : x
  2. Step 2: Convert to fraction form
    5,450.65/8,185.58 = 5,277.85/x
  3. Step 3: Cross multiply
    5,450.65x = 8,185.58 × 5,277.85
  4. Step 4: Simplify right side
    5,450.65x = 43,202,237.01
  5. Step 5: Solve for x
    x = 43,202,237.01/5,450.65
  6. Step 6: Final answer
    x = 7,926.07

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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.