Home / 6,108.66-9,162.99-3,189.02

Finding the Fourth Proportional to 6,108.66, 9,162.99 and 3,189.02

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Solution

The fourth proportional to 6,108.66, 9,162.99 and 3,189.02 is: 4,783.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,108.66 : 9,162.99 = 3,189.02 : x
  2. Step 2: Convert to fraction form
    6,108.66/9,162.99 = 3,189.02/x
  3. Step 3: Cross multiply
    6,108.66x = 9,162.99 × 3,189.02
  4. Step 4: Simplify right side
    6,108.66x = 29,220,912.55
  5. Step 5: Solve for x
    x = 29,220,912.55/6,108.66
  6. Step 6: Final answer
    x = 4,783.52

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Half scale
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Double scale
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Similar ratio
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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.