Home / 5,469.20-8,212.05-4,370.30

Finding the Fourth Proportional to 5,469.20, 8,212.05 and 4,370.30

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Solution

The fourth proportional to 5,469.20, 8,212.05 and 4,370.30 is: 6,562.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,469.20 : 8,212.05 = 4,370.30 : x
  2. Step 2: Convert to fraction form
    5,469.20/8,212.05 = 4,370.30/x
  3. Step 3: Cross multiply
    5,469.20x = 8,212.05 × 4,370.30
  4. Step 4: Simplify right side
    5,469.20x = 35,889,122.12
  5. Step 5: Solve for x
    x = 35,889,122.12/5,469.20
  6. Step 6: Final answer
    x = 6,562.04

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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.