Home / 4,540.20-6,810.30-3,993.45

Finding the Fourth Proportional to 4,540.20, 6,810.30 and 3,993.45

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Solution

The fourth proportional to 4,540.20, 6,810.30 and 3,993.45 is: 5,990.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,540.20 : 6,810.30 = 3,993.45 : x
  2. Step 2: Convert to fraction form
    4,540.20/6,810.30 = 3,993.45/x
  3. Step 3: Cross multiply
    4,540.20x = 6,810.30 × 3,993.45
  4. Step 4: Simplify right side
    4,540.20x = 27,196,592.54
  5. Step 5: Solve for x
    x = 27,196,592.54/4,540.20
  6. Step 6: Final answer
    x = 5,990.18

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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.