Home / 3,684.42-5,525.96-1,086.75

Finding the Fourth Proportional to 3,684.42, 5,525.96 and 1,086.75

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Solution

The fourth proportional to 3,684.42, 5,525.96 and 1,086.75 is: 1,629.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,684.42 : 5,525.96 = 1,086.75 : x
  2. Step 2: Convert to fraction form
    3,684.42/5,525.96 = 1,086.75/x
  3. Step 3: Cross multiply
    3,684.42x = 5,525.96 × 1,086.75
  4. Step 4: Simplify right side
    3,684.42x = 6,005,331.60
  5. Step 5: Solve for x
    x = 6,005,331.60/3,684.42
  6. Step 6: Final answer
    x = 1,629.93

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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.