Home / 5,581.44-8,358.80-3,622.86

Finding the Fourth Proportional to 5,581.44, 8,358.80 and 3,622.86

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Solution

The fourth proportional to 5,581.44, 8,358.80 and 3,622.86 is: 5,425.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,581.44 : 8,358.80 = 3,622.86 : x
  2. Step 2: Convert to fraction form
    5,581.44/8,358.80 = 3,622.86/x
  3. Step 3: Cross multiply
    5,581.44x = 8,358.80 × 3,622.86
  4. Step 4: Simplify right side
    5,581.44x = 30,282,744.05
  5. Step 5: Solve for x
    x = 30,282,744.05/5,581.44
  6. Step 6: Final answer
    x = 5,425.61

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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.