Home / 3,520.92-5,277.37-1,669.42

Finding the Fourth Proportional to 3,520.92, 5,277.37 and 1,669.42

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Solution

The fourth proportional to 3,520.92, 5,277.37 and 1,669.42 is: 2,502.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,520.92 : 5,277.37 = 1,669.42 : x
  2. Step 2: Convert to fraction form
    3,520.92/5,277.37 = 1,669.42/x
  3. Step 3: Cross multiply
    3,520.92x = 5,277.37 × 1,669.42
  4. Step 4: Simplify right side
    3,520.92x = 8,810,147.03
  5. Step 5: Solve for x
    x = 8,810,147.03/3,520.92
  6. Step 6: Final answer
    x = 2,502.23

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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.