Home / 3,517.08-5,268.30-1,669.80

Finding the Fourth Proportional to 3,517.08, 5,268.30 and 1,669.80

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Solution

The fourth proportional to 3,517.08, 5,268.30 and 1,669.80 is: 2,501.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,517.08 : 5,268.30 = 1,669.80 : x
  2. Step 2: Convert to fraction form
    3,517.08/5,268.30 = 1,669.80/x
  3. Step 3: Cross multiply
    3,517.08x = 5,268.30 × 1,669.80
  4. Step 4: Simplify right side
    3,517.08x = 8,797,007.34
  5. Step 5: Solve for x
    x = 8,797,007.34/3,517.08
  6. Step 6: Final answer
    x = 2,501.22

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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.