Home / 11,618.96-17,422.20-4,593.44

Finding the Fourth Proportional to 11,618.96, 17,422.20 and 4,593.44

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Solution

The fourth proportional to 11,618.96, 17,422.20 and 4,593.44 is: 6,887.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618.96 : 17,422.20 = 4,593.44 : x
  2. Step 2: Convert to fraction form
    11,618.96/17,422.20 = 4,593.44/x
  3. Step 3: Cross multiply
    11,618.96x = 17,422.20 × 4,593.44
  4. Step 4: Simplify right side
    11,618.96x = 80,027,830.37
  5. Step 5: Solve for x
    x = 80,027,830.37/11,618.96
  6. Step 6: Final answer
    x = 6,887.69

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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.