Home / 4,104.12-6,157.16-1,330.80

Finding the Fourth Proportional to 4,104.12, 6,157.16 and 1,330.80

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Solution

The fourth proportional to 4,104.12, 6,157.16 and 1,330.80 is: 1,996.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,104.12 : 6,157.16 = 1,330.80 : x
  2. Step 2: Convert to fraction form
    4,104.12/6,157.16 = 1,330.80/x
  3. Step 3: Cross multiply
    4,104.12x = 6,157.16 × 1,330.80
  4. Step 4: Simplify right side
    4,104.12x = 8,193,923.78
  5. Step 5: Solve for x
    x = 8,193,923.78/4,104.12
  6. Step 6: Final answer
    x = 1,996.51

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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.