Home / 6,550.20-9,816.60-3,432.86

Finding the Fourth Proportional to 6,550.20, 9,816.60 and 3,432.86

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Solution

The fourth proportional to 6,550.20, 9,816.60 and 3,432.86 is: 5,144.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,550.20 : 9,816.60 = 3,432.86 : x
  2. Step 2: Convert to fraction form
    6,550.20/9,816.60 = 3,432.86/x
  3. Step 3: Cross multiply
    6,550.20x = 9,816.60 × 3,432.86
  4. Step 4: Simplify right side
    6,550.20x = 33,699,013.48
  5. Step 5: Solve for x
    x = 33,699,013.48/6,550.20
  6. Step 6: Final answer
    x = 5,144.73

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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.