Home / 3,550.05-5,316.87-3,427.03

Finding the Fourth Proportional to 3,550.05, 5,316.87 and 3,427.03

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Solution

The fourth proportional to 3,550.05, 5,316.87 and 3,427.03 is: 5,132.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,550.05 : 5,316.87 = 3,427.03 : x
  2. Step 2: Convert to fraction form
    3,550.05/5,316.87 = 3,427.03/x
  3. Step 3: Cross multiply
    3,550.05x = 5,316.87 × 3,427.03
  4. Step 4: Simplify right side
    3,550.05x = 18,221,073.00
  5. Step 5: Solve for x
    x = 18,221,073.00/3,550.05
  6. Step 6: Final answer
    x = 5,132.62

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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.