Home / 3,675.20-5,509.92-2,517.44

Finding the Fourth Proportional to 3,675.20, 5,509.92 and 2,517.44

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Solution

The fourth proportional to 3,675.20, 5,509.92 and 2,517.44 is: 3,774.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,675.20 : 5,509.92 = 2,517.44 : x
  2. Step 2: Convert to fraction form
    3,675.20/5,509.92 = 2,517.44/x
  3. Step 3: Cross multiply
    3,675.20x = 5,509.92 × 2,517.44
  4. Step 4: Simplify right side
    3,675.20x = 13,870,893.00
  5. Step 5: Solve for x
    x = 13,870,893.00/3,675.20
  6. Step 6: Final answer
    x = 3,774.19

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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.