Home / 5,550.73-7,664.42-3,429.34

Finding the Fourth Proportional to 5,550.73, 7,664.42 and 3,429.34

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Solution

The fourth proportional to 5,550.73, 7,664.42 and 3,429.34 is: 4,735.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,550.73 : 7,664.42 = 3,429.34 : x
  2. Step 2: Convert to fraction form
    5,550.73/7,664.42 = 3,429.34/x
  3. Step 3: Cross multiply
    5,550.73x = 7,664.42 × 3,429.34
  4. Step 4: Simplify right side
    5,550.73x = 26,283,891.50
  5. Step 5: Solve for x
    x = 26,283,891.50/5,550.73
  6. Step 6: Final answer
    x = 4,735.22

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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.