Home / 3,664.20-5,496.30-3,059.40

Finding the Fourth Proportional to 3,664.20, 5,496.30 and 3,059.40

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Solution

The fourth proportional to 3,664.20, 5,496.30 and 3,059.40 is: 4,589.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,664.20 : 5,496.30 = 3,059.40 : x
  2. Step 2: Convert to fraction form
    3,664.20/5,496.30 = 3,059.40/x
  3. Step 3: Cross multiply
    3,664.20x = 5,496.30 × 3,059.40
  4. Step 4: Simplify right side
    3,664.20x = 16,815,380.22
  5. Step 5: Solve for x
    x = 16,815,380.22/3,664.20
  6. Step 6: Final answer
    x = 4,589.10

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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.