Home / 4,622.28-6,379.48-2,944.42

Finding the Fourth Proportional to 4,622.28, 6,379.48 and 2,944.42

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Solution

The fourth proportional to 4,622.28, 6,379.48 and 2,944.42 is: 4,063.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,622.28 : 6,379.48 = 2,944.42 : x
  2. Step 2: Convert to fraction form
    4,622.28/6,379.48 = 2,944.42/x
  3. Step 3: Cross multiply
    4,622.28x = 6,379.48 × 2,944.42
  4. Step 4: Simplify right side
    4,622.28x = 18,783,868.50
  5. Step 5: Solve for x
    x = 18,783,868.50/4,622.28
  6. Step 6: Final answer
    x = 4,063.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.