Home / 3,628.18-5,442.27-2,983.15

Finding the Fourth Proportional to 3,628.18, 5,442.27 and 2,983.15

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Solution

The fourth proportional to 3,628.18, 5,442.27 and 2,983.15 is: 4,474.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,628.18 : 5,442.27 = 2,983.15 : x
  2. Step 2: Convert to fraction form
    3,628.18/5,442.27 = 2,983.15/x
  3. Step 3: Cross multiply
    3,628.18x = 5,442.27 × 2,983.15
  4. Step 4: Simplify right side
    3,628.18x = 16,235,107.75
  5. Step 5: Solve for x
    x = 16,235,107.75/3,628.18
  6. Step 6: Final answer
    x = 4,474.73

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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.