Home / 8,550.09-12,828.78-3,354.75

Finding the Fourth Proportional to 8,550.09, 12,828.78 and 3,354.75

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Solution

The fourth proportional to 8,550.09, 12,828.78 and 3,354.75 is: 5,033.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,550.09 : 12,828.78 = 3,354.75 : x
  2. Step 2: Convert to fraction form
    8,550.09/12,828.78 = 3,354.75/x
  3. Step 3: Cross multiply
    8,550.09x = 12,828.78 × 3,354.75
  4. Step 4: Simplify right side
    8,550.09x = 43,037,349.71
  5. Step 5: Solve for x
    x = 43,037,349.71/8,550.09
  6. Step 6: Final answer
    x = 5,033.56

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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.