Home / 3,699.52-5,550.42-2,220.38

Finding the Fourth Proportional to 3,699.52, 5,550.42 and 2,220.38

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Solution

The fourth proportional to 3,699.52, 5,550.42 and 2,220.38 is: 3,331.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,699.52 : 5,550.42 = 2,220.38 : x
  2. Step 2: Convert to fraction form
    3,699.52/5,550.42 = 2,220.38/x
  3. Step 3: Cross multiply
    3,699.52x = 5,550.42 × 2,220.38
  4. Step 4: Simplify right side
    3,699.52x = 12,324,041.56
  5. Step 5: Solve for x
    x = 12,324,041.56/3,699.52
  6. Step 6: Final answer
    x = 3,331.25

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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.