Home / 4,163.59-6,245.39-1,243.95

Finding the Fourth Proportional to 4,163.59, 6,245.39 and 1,243.95

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Solution

The fourth proportional to 4,163.59, 6,245.39 and 1,243.95 is: 1,865.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,163.59 : 6,245.39 = 1,243.95 : x
  2. Step 2: Convert to fraction form
    4,163.59/6,245.39 = 1,243.95/x
  3. Step 3: Cross multiply
    4,163.59x = 6,245.39 × 1,243.95
  4. Step 4: Simplify right side
    4,163.59x = 7,768,915.44
  5. Step 5: Solve for x
    x = 7,768,915.44/4,163.59
  6. Step 6: Final answer
    x = 1,865.92

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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.