Home / 5,450.10-8,169.47-2,526

Finding the Fourth Proportional to 5,450.10, 8,169.47 and 2,526

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Solution

The fourth proportional to 5,450.10, 8,169.47 and 2,526 is: 3,786.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,450.10 : 8,169.47 = 2,526 : x
  2. Step 2: Convert to fraction form
    5,450.10/8,169.47 = 2,526/x
  3. Step 3: Cross multiply
    5,450.10x = 8,169.47 × 2,526
  4. Step 4: Simplify right side
    5,450.10x = 20,636,081.22
  5. Step 5: Solve for x
    x = 20,636,081.22/5,450.10
  6. Step 6: Final answer
    x = 3,786.37

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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.