Home / 4,027.28-6,040.92-1,105.62

Finding the Fourth Proportional to 4,027.28, 6,040.92 and 1,105.62

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Solution

The fourth proportional to 4,027.28, 6,040.92 and 1,105.62 is: 1,658.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,027.28 : 6,040.92 = 1,105.62 : x
  2. Step 2: Convert to fraction form
    4,027.28/6,040.92 = 1,105.62/x
  3. Step 3: Cross multiply
    4,027.28x = 6,040.92 × 1,105.62
  4. Step 4: Simplify right side
    4,027.28x = 6,678,961.97
  5. Step 5: Solve for x
    x = 6,678,961.97/4,027.28
  6. Step 6: Final answer
    x = 1,658.43

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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.