Home / 12,743.37-19,115.25-4,845.99

Finding the Fourth Proportional to 12,743.37, 19,115.25 and 4,845.99

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Solution

The fourth proportional to 12,743.37, 19,115.25 and 4,845.99 is: 7,269.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,743.37 : 19,115.25 = 4,845.99 : x
  2. Step 2: Convert to fraction form
    12,743.37/19,115.25 = 4,845.99/x
  3. Step 3: Cross multiply
    12,743.37x = 19,115.25 × 4,845.99
  4. Step 4: Simplify right side
    12,743.37x = 92,632,310.35
  5. Step 5: Solve for x
    x = 92,632,310.35/12,743.37
  6. Step 6: Final answer
    x = 7,269.06

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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.