Home / 12,263.44-18,382.37-5,684.20

Finding the Fourth Proportional to 12,263.44, 18,382.37 and 5,684.20

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Solution

The fourth proportional to 12,263.44, 18,382.37 and 5,684.20 is: 8,520.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,263.44 : 18,382.37 = 5,684.20 : x
  2. Step 2: Convert to fraction form
    12,263.44/18,382.37 = 5,684.20/x
  3. Step 3: Cross multiply
    12,263.44x = 18,382.37 × 5,684.20
  4. Step 4: Simplify right side
    12,263.44x = 104,489,067.55
  5. Step 5: Solve for x
    x = 104,489,067.55/12,263.44
  6. Step 6: Final answer
    x = 8,520.37

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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.