Home / 3,669.37-5,500.20-1,203.55

Finding the Fourth Proportional to 3,669.37, 5,500.20 and 1,203.55

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Solution

The fourth proportional to 3,669.37, 5,500.20 and 1,203.55 is: 1,804.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669.37 : 5,500.20 = 1,203.55 : x
  2. Step 2: Convert to fraction form
    3,669.37/5,500.20 = 1,203.55/x
  3. Step 3: Cross multiply
    3,669.37x = 5,500.20 × 1,203.55
  4. Step 4: Simplify right side
    3,669.37x = 6,619,765.71
  5. Step 5: Solve for x
    x = 6,619,765.71/3,669.37
  6. Step 6: Final answer
    x = 1,804.06

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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.