Home / 8,018.28-12,027.66-3,630.60

Finding the Fourth Proportional to 8,018.28, 12,027.66 and 3,630.60

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Solution

The fourth proportional to 8,018.28, 12,027.66 and 3,630.60 is: 5,446.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,018.28 : 12,027.66 = 3,630.60 : x
  2. Step 2: Convert to fraction form
    8,018.28/12,027.66 = 3,630.60/x
  3. Step 3: Cross multiply
    8,018.28x = 12,027.66 × 3,630.60
  4. Step 4: Simplify right side
    8,018.28x = 43,667,622.40
  5. Step 5: Solve for x
    x = 43,667,622.40/8,018.28
  6. Step 6: Final answer
    x = 5,446.01

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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.